diff --git a/lib/Components/category_input_container.dart b/lib/Components/category_input_container.dart
index 5ae87ac..426ec95 100644
--- a/lib/Components/category_input_container.dart
+++ b/lib/Components/category_input_container.dart
@@ -1,11 +1,8 @@
 import 'package:auto_size_text/auto_size_text.dart';
-import 'package:collection/collection.dart';
 import 'package:flutter/material.dart';
-import 'package:flutter_widget_from_html/flutter_widget_from_html.dart';
 import 'package:manager_api_new/api.dart';
 import 'package:manager_app/Components/rounded_button.dart';
 import 'package:manager_app/Screens/Configurations/Section/SubSection/Map/category_list.dart';
-import 'package:manager_app/app_context.dart';
 import 'package:manager_app/constants.dart';
 
 class CategoryInputContainer extends StatefulWidget {
diff --git a/lib/Components/check_input_container.dart b/lib/Components/check_input_container.dart
index 812adee..771d96a 100644
--- a/lib/Components/check_input_container.dart
+++ b/lib/Components/check_input_container.dart
@@ -51,14 +51,13 @@ class _CheckInputContainerState extends State<CheckInputContainer> {
                         size: 25.0,
                       ),
                     ),
-                  if(widget.label != null)
-                    AutoSizeText(
-                      widget.label,
-                      style: new TextStyle(fontSize: widget.fontSize, fontWeight: FontWeight.w300),
-                      maxLines: 2,
-                      maxFontSize: widget.fontSize,
-                      textAlign: TextAlign.center,
-                    ),
+                  AutoSizeText(
+                    widget.label,
+                    style: new TextStyle(fontSize: widget.fontSize, fontWeight: FontWeight.w300),
+                    maxLines: 2,
+                    maxFontSize: widget.fontSize,
+                    textAlign: TextAlign.center,
+                  ),
                 ],
               )
           ),
diff --git a/lib/Components/flag_decoration.dart b/lib/Components/flag_decoration.dart
index f8fbff6..447fce3 100644
--- a/lib/Components/flag_decoration.dart
+++ b/lib/Components/flag_decoration.dart
@@ -1,4 +1,3 @@
-import 'package:flare_flutter/flare_actor.dart';
 import 'package:flutter/material.dart';
 import 'package:manager_app/constants.dart';
 
diff --git a/lib/Components/multi_input_modal.dart b/lib/Components/multi_input_modal.dart
index 3f4bcb7..f026acc 100644
--- a/lib/Components/multi_input_modal.dart
+++ b/lib/Components/multi_input_modal.dart
@@ -1,11 +1,8 @@
-import 'dart:ui';
 
-import 'package:auto_size_text/auto_size_text.dart';
 import 'package:flutter/material.dart';
 import 'package:manager_app/Components/rounded_button.dart';
 import 'package:manager_app/Components/text_form_input_container.dart';
 import 'package:manager_app/Models/managerContext.dart';
-import 'package:manager_app/Screens/Resources/select_resource_modal.dart';
 import 'package:manager_app/app_context.dart';
 import 'package:manager_app/constants.dart';
 import 'package:manager_api_new/api.dart';
diff --git a/lib/Components/multi_select_dropdown_container.dart b/lib/Components/multi_select_dropdown_container.dart
index 232a201..bf2919b 100644
--- a/lib/Components/multi_select_dropdown_container.dart
+++ b/lib/Components/multi_select_dropdown_container.dart
@@ -6,7 +6,6 @@ import 'package:multi_select_flutter/dialog/multi_select_dialog_field.dart';
 import 'package:multi_select_flutter/util/multi_select_item.dart';
 import 'package:multi_select_flutter/util/multi_select_list_type.dart';
 
-import 'flag_decoration.dart';
 
 class MultiSelectDropdownContainer extends StatelessWidget {
   final Color color;
diff --git a/lib/Components/multi_string_input_and_resource_container.dart b/lib/Components/multi_string_input_and_resource_container.dart
index 2491ceb..c55fec2 100644
--- a/lib/Components/multi_string_input_and_resource_container.dart
+++ b/lib/Components/multi_string_input_and_resource_container.dart
@@ -2,7 +2,6 @@ import 'dart:convert';
 
 import 'package:auto_size_text/auto_size_text.dart';
 import 'package:flutter/material.dart';
-import 'package:manager_app/Components/multi_input_modal.dart';
 import 'package:manager_app/Components/multi_string_input_html_modal.dart';
 import 'package:manager_app/constants.dart';
 import 'package:manager_api_new/api.dart';
@@ -56,9 +55,6 @@ class MultiStringInputAndResourceContainer extends StatelessWidget {
                   List<TranslationAndResourceDTO> newValues = <TranslationAndResourceDTO>[];
 
                   List<TranslationAndResourceDTO> initials = initialValue;
-                  if(initials == null) {
-                    initials = [];
-                  }
 
                   languages.forEach((value) {
                     if(initials.map((iv) => iv.language).contains(value)) {
diff --git a/lib/Components/multi_string_input_container.dart b/lib/Components/multi_string_input_container.dart
index 5215c84..a0bd57e 100644
--- a/lib/Components/multi_string_input_container.dart
+++ b/lib/Components/multi_string_input_container.dart
@@ -18,6 +18,7 @@ class MultiStringInputContainer extends StatelessWidget {
   final bool isAudio;
   final bool isHTML;
   final double fontSize;
+  final bool isMandatory;
   const MultiStringInputContainer({
     Key? key,
     this.color = kSecond,
@@ -30,6 +31,7 @@ class MultiStringInputContainer extends StatelessWidget {
     this.isAudio = false,
     this.isHTML = false,
     this.fontSize = 25,
+    this.isMandatory = true,
   }) : super(key: key);
 
   @override
@@ -58,9 +60,6 @@ class MultiStringInputContainer extends StatelessWidget {
                   List<TranslationDTO> newValues = <TranslationDTO>[];
 
                   List<TranslationDTO> initials = initialValue;
-                  if(initials == null) {
-                    initials = [];
-                  }
 
                   languages.forEach((value) {
                     if(initials.map((iv) => iv.language).contains(value)) {
@@ -72,7 +71,7 @@ class MultiStringInputContainer extends StatelessWidget {
                   });
 
                   if(isHTML) {
-                    showMultiStringInputHTML(label, modalLabel, isTitle, initials, newValues, onGetResult, maxLines, isAudio, context);
+                    showMultiStringInputHTML(label, modalLabel, isTitle, initials, newValues, onGetResult, maxLines, isAudio, context, isMandatory);
                   } else {
                     showMultiStringInput(label, modalLabel, isTitle, initials, newValues, onGetResult, maxLines, isAudio, context);
                   }
diff --git a/lib/Components/multi_string_input_html_modal.dart b/lib/Components/multi_string_input_html_modal.dart
index 9c8226c..c320890 100644
--- a/lib/Components/multi_string_input_html_modal.dart
+++ b/lib/Components/multi_string_input_html_modal.dart
@@ -1,4 +1,3 @@
-import 'dart:ui';
 import 'package:flutter/material.dart';
 import 'package:manager_app/Components/message_notification.dart';
 import 'package:manager_app/Components/rounded_button.dart';
@@ -8,7 +7,7 @@ import 'package:manager_app/constants.dart';
 import 'package:manager_api_new/api.dart';
 import 'package:collection/collection.dart';
 
-showMultiStringInputHTML (String label, String modalLabel, bool isTitle, List<TranslationDTO> values, List<TranslationDTO> newValues, Function onGetResult, int maxLines, bool isAudio, BuildContext context) {
+showMultiStringInputHTML (String label, String modalLabel, bool isTitle, List<TranslationDTO> values, List<TranslationDTO> newValues, Function onGetResult, int maxLines, bool isAudio, BuildContext context, bool isMandatory) {
   showDialog(
     builder: (BuildContext context) {
       return AlertDialog(
@@ -48,7 +47,7 @@ showMultiStringInputHTML (String label, String modalLabel, bool isTitle, List<Tr
                   press: () {
                     Function deepEq = const DeepCollectionEquality().equals;
                     if (!deepEq(values, newValues)) {
-                      if(newValues.any((label) => label.value == null || label.value!.trim() == "")) {
+                      if(isMandatory && newValues.any((label) => label.value == null || label.value!.trim() == "")) {
                         showNotification(kPrimaryColor, kWhite, "La traduction n'est pas complète", context, null);
                       } else {
                         onGetResult(newValues);
diff --git a/lib/Components/resource_tab.dart b/lib/Components/resource_tab.dart
index a809b42..86cf8ae 100644
--- a/lib/Components/resource_tab.dart
+++ b/lib/Components/resource_tab.dart
@@ -2,7 +2,6 @@ import 'dart:io';
 
 import 'package:file_picker/file_picker.dart';
 import 'package:flutter/material.dart';
-import 'package:manager_app/Components/upload_audio_container.dart';
 import 'package:manager_app/Components/upload_image_container.dart';
 import 'package:manager_app/Components/upload_online_resources_container.dart';
 import 'package:manager_app/constants.dart';
diff --git a/lib/Components/video_viewer_youtube.dart b/lib/Components/video_viewer_youtube.dart
index f39e1ca..1bdb58e 100644
--- a/lib/Components/video_viewer_youtube.dart
+++ b/lib/Components/video_viewer_youtube.dart
@@ -1,4 +1,3 @@
-import 'dart:convert';
 
 import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
diff --git a/lib/Helpers/PDFHelper.dart b/lib/Helpers/PDFHelper.dart
index 65c8201..09df479 100644
--- a/lib/Helpers/PDFHelper.dart
+++ b/lib/Helpers/PDFHelper.dart
@@ -1,4 +1,3 @@
-import 'package:flutter/services.dart';
 import 'package:manager_api_new/api.dart';
 import 'dart:convert';
 import 'package:pdf/pdf.dart';
diff --git a/lib/Screens/Configurations/Section/SubSection/Article/article_config.dart b/lib/Screens/Configurations/Section/SubSection/Article/article_config.dart
index 1c0e0fd..fd738f6 100644
--- a/lib/Screens/Configurations/Section/SubSection/Article/article_config.dart
+++ b/lib/Screens/Configurations/Section/SubSection/Article/article_config.dart
@@ -1,5 +1,4 @@
 import 'package:flutter/material.dart';
-import 'package:manager_app/Components/audio_input_container.dart';
 import 'package:manager_app/Components/check_input_container.dart';
 import 'package:manager_app/Components/multi_string_input_container.dart';
 import 'package:manager_app/Screens/Configurations/Section/SubSection/Slider/listView_card_image.dart';
@@ -210,15 +209,12 @@ class _ArticleConfigState extends State<ArticleConfig> {
                       child: InkWell(
                         onTap: () async {
                           var result = await showNewOrUpdateContentSlider(null, appContext, context, true, false);
-                          if (result != null)
-                          {
-                            setState(() {
-                              result.order = articleDTO.contents!.length;
-                              articleDTO.contents!.add(result);
-                              widget.onChanged(jsonEncode(articleDTO).toString());
-                            });
-                          }
-                        },
+                          setState(() {
+                            result.order = articleDTO.contents!.length;
+                            articleDTO.contents!.add(result);
+                            widget.onChanged(jsonEncode(articleDTO).toString());
+                          });
+                                                },
                         child: Container(
                           height: MediaQuery.of(context).size.width * 0.04,
                           width: MediaQuery.of(context).size.width * 0.04,
diff --git a/lib/Screens/Configurations/Section/SubSection/Map/category_list.dart b/lib/Screens/Configurations/Section/SubSection/Map/category_list.dart
index ecfc8d9..cb1d46a 100644
--- a/lib/Screens/Configurations/Section/SubSection/Map/category_list.dart
+++ b/lib/Screens/Configurations/Section/SubSection/Map/category_list.dart
@@ -1,9 +1,6 @@
-import 'dart:convert';
 
-import 'package:auto_size_text/auto_size_text.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_widget_from_html/flutter_widget_from_html.dart';
-import 'package:manager_app/Components/multi_string_input_html_modal.dart';
 import 'package:manager_app/Screens/Configurations/Section/SubSection/Map/new_update_categorie.dart';
 import 'package:manager_app/app_context.dart';
 import 'package:manager_app/constants.dart';
diff --git a/lib/Screens/Configurations/Section/SubSection/Map/geopoint_image_list.dart b/lib/Screens/Configurations/Section/SubSection/Map/geopoint_image_list.dart
index 711edc7..7513293 100644
--- a/lib/Screens/Configurations/Section/SubSection/Map/geopoint_image_list.dart
+++ b/lib/Screens/Configurations/Section/SubSection/Map/geopoint_image_list.dart
@@ -1,5 +1,4 @@
 import 'package:flutter/material.dart';
-import 'package:manager_app/Models/managerContext.dart';
 import 'package:manager_app/Screens/Configurations/Section/SubSection/Map/listView_card_geoPoint_images.dart';
 import 'package:manager_app/Screens/Resources/select_resource_modal.dart';
 import 'package:manager_app/app_context.dart';
diff --git a/lib/Screens/Configurations/Section/SubSection/Map/map_config.dart b/lib/Screens/Configurations/Section/SubSection/Map/map_config.dart
index 1fa6c9d..6495d27 100644
--- a/lib/Screens/Configurations/Section/SubSection/Map/map_config.dart
+++ b/lib/Screens/Configurations/Section/SubSection/Map/map_config.dart
@@ -1,4 +1,3 @@
-import 'package:auto_size_text/auto_size_text.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_widget_from_html/flutter_widget_from_html.dart';
 import 'package:manager_app/Components/category_input_container.dart';
@@ -6,7 +5,6 @@ import 'package:manager_app/Components/fetch_section_icon.dart';
 import 'package:manager_app/Components/resource_input_container.dart';
 import 'package:manager_app/Components/multi_select_container.dart';
 import 'package:manager_app/Components/slider_input_container.dart';
-import 'package:manager_app/Models/managerContext.dart';
 import 'package:manager_app/Screens/Configurations/Section/SubSection/Map/showNewOrUpdateGeoPoint.dart';
 import 'package:manager_app/app_context.dart';
 import 'package:manager_app/constants.dart';
diff --git a/lib/Screens/Configurations/Section/SubSection/Map/new_update_categorie.dart b/lib/Screens/Configurations/Section/SubSection/Map/new_update_categorie.dart
index 7eae586..2442189 100644
--- a/lib/Screens/Configurations/Section/SubSection/Map/new_update_categorie.dart
+++ b/lib/Screens/Configurations/Section/SubSection/Map/new_update_categorie.dart
@@ -1,13 +1,9 @@
 import 'dart:convert';
 
-import 'package:auto_size_text/auto_size_text.dart';
-import 'package:manager_app/Components/multi_string_input_and_resource_container.dart';
-import 'package:manager_app/Components/multi_string_input_html_modal.dart';
 import 'package:manager_app/Components/resource_input_container.dart';
 import 'package:flutter/material.dart';
 import 'package:manager_app/Components/multi_string_input_container.dart';
 import 'package:manager_app/Components/rounded_button.dart';
-import 'package:manager_app/Components/text_form_input_container.dart';
 import 'package:manager_app/Models/managerContext.dart';
 import 'package:manager_app/app_context.dart';
 import 'package:manager_app/constants.dart';
diff --git a/lib/Screens/Configurations/Section/SubSection/Map/showNewOrUpdateGeoPoint.dart b/lib/Screens/Configurations/Section/SubSection/Map/showNewOrUpdateGeoPoint.dart
index 094a39e..273eb4f 100644
--- a/lib/Screens/Configurations/Section/SubSection/Map/showNewOrUpdateGeoPoint.dart
+++ b/lib/Screens/Configurations/Section/SubSection/Map/showNewOrUpdateGeoPoint.dart
@@ -1,10 +1,8 @@
-import 'package:auto_size_text/auto_size_text.dart';
 import 'package:flutter/material.dart';
 import 'package:manager_app/Components/dropDown_input_container.dart';
 import 'package:manager_app/Components/multi_string_input_container.dart';
 import 'package:manager_app/Components/rounded_button.dart';
 import 'package:manager_app/Components/string_input_container.dart';
-import 'package:manager_app/Components/text_form_input_container.dart';
 import 'package:manager_app/Models/managerContext.dart';
 import 'package:manager_app/Screens/Configurations/Section/SubSection/Map/geopoint_image_list.dart';
 import 'package:manager_app/app_context.dart';
@@ -105,6 +103,7 @@ void showNewOrUpdateGeoPoint(MapDTO mapDTO, GeoPointDTO? inputGeoPointDTO, Funct
                                 isHTML: true,
                                 color: kPrimaryColor,
                                 initialValue: geoPointDTO.description != null ? geoPointDTO.description! : [],
+                                isMandatory: false,
                                 onGetResult: (value) {
                                   if (geoPointDTO.description != value) {
                                     geoPointDTO.description = value;
diff --git a/lib/Screens/Configurations/Section/SubSection/Menu/showEditSubSection.dart b/lib/Screens/Configurations/Section/SubSection/Menu/showEditSubSection.dart
index f07a851..e93c632 100644
--- a/lib/Screens/Configurations/Section/SubSection/Menu/showEditSubSection.dart
+++ b/lib/Screens/Configurations/Section/SubSection/Menu/showEditSubSection.dart
@@ -1,11 +1,8 @@
-import 'package:auto_size_text/auto_size_text.dart';
 import 'package:manager_app/Components/resource_input_container.dart';
 import 'package:flutter/material.dart';
 import 'package:manager_app/Components/multi_string_input_container.dart';
 import 'package:manager_app/Components/rounded_button.dart';
 import 'package:manager_app/Components/string_input_container.dart';
-import 'package:manager_app/Components/text_form_input_container.dart';
-import 'package:manager_app/Models/managerContext.dart';
 import 'package:manager_app/Screens/Configurations/Section/SubSection/Quizz/quizz_config.dart';
 import 'package:manager_app/Screens/Configurations/Section/SubSection/Slider/slider_config.dart';
 import 'package:manager_app/Screens/Configurations/Section/SubSection/WebOrVideo/web_video_config.dart';
@@ -97,6 +94,7 @@ void showEditSubSection(SectionDTO subSectionDTO, Function getResult, AppContext
                                 isHTML: true,
                                 color: kPrimaryColor,
                                 initialValue: subSectionDTO.description != null ? subSectionDTO.description! : [],
+                                isMandatory: false,
                                 onGetResult: (value) {
                                   if (subSectionDTO.description != value) {
                                     subSectionDTO.description = value;
diff --git a/lib/Screens/Configurations/Section/SubSection/Puzzle/puzzle_config.dart b/lib/Screens/Configurations/Section/SubSection/Puzzle/puzzle_config.dart
index 9caeb1b..0229160 100644
--- a/lib/Screens/Configurations/Section/SubSection/Puzzle/puzzle_config.dart
+++ b/lib/Screens/Configurations/Section/SubSection/Puzzle/puzzle_config.dart
@@ -1,8 +1,6 @@
-import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
 import 'package:manager_app/Components/message_notification.dart';
 import 'package:manager_app/Components/multi_string_input_and_resource_container.dart';
-import 'package:manager_app/Components/multi_string_input_container.dart';
 import 'package:manager_app/Components/number_input_container.dart';
 import 'package:manager_app/Components/resource_input_container.dart';
 import 'package:manager_api_new/api.dart';
diff --git a/lib/Screens/Configurations/Section/SubSection/Quizz/new_update_question_quizz.dart b/lib/Screens/Configurations/Section/SubSection/Quizz/new_update_question_quizz.dart
index 936c0e4..51f6c02 100644
--- a/lib/Screens/Configurations/Section/SubSection/Quizz/new_update_question_quizz.dart
+++ b/lib/Screens/Configurations/Section/SubSection/Quizz/new_update_question_quizz.dart
@@ -1,11 +1,8 @@
-import 'package:auto_size_text/auto_size_text.dart';
 import 'package:manager_app/Components/multi_string_input_and_resource_container.dart';
 import 'package:manager_app/Components/resource_input_container.dart';
 import 'package:flutter/material.dart';
 import 'package:manager_app/Components/message_notification.dart';
-import 'package:manager_app/Components/multi_string_input_container.dart';
 import 'package:manager_app/Components/rounded_button.dart';
-import 'package:manager_app/Components/text_form_input_container.dart';
 import 'package:manager_app/Models/managerContext.dart';
 import 'package:manager_app/Screens/Configurations/Section/SubSection/Quizz/quizz_answer_list.dart';
 import 'package:manager_app/app_context.dart';
diff --git a/lib/Screens/Configurations/Section/SubSection/Quizz/new_update_response_quizz - deprecated.dart b/lib/Screens/Configurations/Section/SubSection/Quizz/new_update_response_quizz - deprecated.dart
index cfa9f91..84720c4 100644
--- a/lib/Screens/Configurations/Section/SubSection/Quizz/new_update_response_quizz - deprecated.dart	
+++ b/lib/Screens/Configurations/Section/SubSection/Quizz/new_update_response_quizz - deprecated.dart	
@@ -1,10 +1,7 @@
-import 'package:auto_size_text/auto_size_text.dart';
 import 'package:flutter/material.dart';
 import 'package:manager_app/Components/message_notification.dart';
 import 'package:manager_app/Components/multi_string_input_and_resource_container.dart';
-import 'package:manager_app/Components/multi_string_input_container.dart';
 import 'package:manager_app/Components/rounded_button.dart';
-import 'package:manager_app/Components/text_form_input_container.dart';
 import 'package:manager_app/Models/managerContext.dart';
 import 'package:manager_app/app_context.dart';
 import 'package:manager_app/constants.dart';
diff --git a/lib/Screens/Configurations/Section/SubSection/Quizz/new_update_score_quizz - deprecated.dart b/lib/Screens/Configurations/Section/SubSection/Quizz/new_update_score_quizz - deprecated.dart
index 63ac66c..ff119a1 100644
--- a/lib/Screens/Configurations/Section/SubSection/Quizz/new_update_score_quizz - deprecated.dart	
+++ b/lib/Screens/Configurations/Section/SubSection/Quizz/new_update_score_quizz - deprecated.dart	
@@ -1,13 +1,9 @@
 import 'dart:convert';
 
-import 'package:auto_size_text/auto_size_text.dart';
 import 'package:manager_app/Components/multi_string_input_and_resource_container.dart';
 import 'package:manager_app/Components/multi_string_input_html_modal.dart';
-import 'package:manager_app/Components/resource_input_container.dart';
 import 'package:flutter/material.dart';
-import 'package:manager_app/Components/multi_string_input_container.dart';
 import 'package:manager_app/Components/rounded_button.dart';
-import 'package:manager_app/Components/text_form_input_container.dart';
 import 'package:manager_app/Models/managerContext.dart';
 import 'package:manager_app/app_context.dart';
 import 'package:manager_app/constants.dart';
diff --git a/lib/Screens/Configurations/Section/SubSection/Quizz/quizz_answer_list.dart b/lib/Screens/Configurations/Section/SubSection/Quizz/quizz_answer_list.dart
index c55b06c..87fd514 100644
--- a/lib/Screens/Configurations/Section/SubSection/Quizz/quizz_answer_list.dart
+++ b/lib/Screens/Configurations/Section/SubSection/Quizz/quizz_answer_list.dart
@@ -1,6 +1,5 @@
 import 'dart:convert';
 
-import 'package:auto_size_text/auto_size_text.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_widget_from_html/flutter_widget_from_html.dart';
 import 'package:manager_app/Components/multi_string_input_html_modal.dart';
@@ -9,7 +8,6 @@ import 'package:manager_app/constants.dart';
 import 'package:manager_api_new/api.dart';
 import 'package:provider/provider.dart';
 
-import 'new_update_response_quizz - deprecated.dart';
 
 class QuizzResponseList extends StatefulWidget {
   final List<ResponseDTO> responses;
@@ -209,9 +207,6 @@ class _QuizzResponseListState extends State<QuizzResponseList> {
                         List<TranslationAndResourceDTO> newValues = <TranslationAndResourceDTO>[];
 
                         List<TranslationAndResourceDTO> initials = response.label!;
-                        if(initials == null) {
-                          initials = [];
-                        }
 
                         languages.forEach((value) {
                           if(initials.map((iv) => iv.language).contains(value)) {
diff --git a/lib/Screens/Configurations/Section/SubSection/Quizz/quizz_config.dart b/lib/Screens/Configurations/Section/SubSection/Quizz/quizz_config.dart
index a0efaf6..f503388 100644
--- a/lib/Screens/Configurations/Section/SubSection/Quizz/quizz_config.dart
+++ b/lib/Screens/Configurations/Section/SubSection/Quizz/quizz_config.dart
@@ -1,4 +1,3 @@
-import 'package:auto_size_text/auto_size_text.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_widget_from_html/flutter_widget_from_html.dart';
 import 'package:manager_app/Components/multi_string_input_html_modal.dart';
@@ -12,7 +11,6 @@ import 'dart:convert';
 import 'package:provider/provider.dart';
 
 import 'new_update_question_quizz.dart';
-import 'new_update_score_quizz - deprecated.dart';
 
 class QuizzConfig extends StatefulWidget {
   final String? color;
@@ -189,15 +187,12 @@ class _QuizzConfigState extends State<QuizzConfig> {
                       child: InkWell(
                         onTap: () async {
                           QuestionDTO? result = await showNewOrUpdateQuestionQuizz(null, appContext, context, "Question");
-                          if (result != null)
-                          {
-                            setState(() {
-                              result.order = quizzDTO.questions!.length;
-                              quizzDTO.questions!.add(result);
-                              widget.onChanged(jsonEncode(quizzDTO).toString());
-                            });
-                          }
-                        },
+                          setState(() {
+                            result.order = quizzDTO.questions!.length;
+                            quizzDTO.questions!.add(result);
+                            widget.onChanged(jsonEncode(quizzDTO).toString());
+                          });
+                                                },
                         child: Container(
                           height: MediaQuery.of(context).size.width * 0.04,
                           width: MediaQuery.of(context).size.width * 0.04,
@@ -272,13 +267,11 @@ class _QuizzConfigState extends State<QuizzConfig> {
                             "Modifier la question"
                         );
 
-                        if (result != null) {
-                          setState(() {
-                            quizzDTO.questions![question.order!] = result;
-                            widget.onChanged(jsonEncode(quizzDTO).toString());
-                          });
-                        }
-                      },
+                        setState(() {
+                          quizzDTO.questions![question.order!] = result;
+                          widget.onChanged(jsonEncode(quizzDTO).toString());
+                        });
+                                            },
                       child: Padding(
                         padding: const EdgeInsets.all(8.0),
                         child: Icon(
diff --git a/lib/Screens/Configurations/Section/SubSection/Slider/listView_card_image.dart b/lib/Screens/Configurations/Section/SubSection/Slider/listView_card_image.dart
index 92c209b..208fb14 100644
--- a/lib/Screens/Configurations/Section/SubSection/Slider/listView_card_image.dart
+++ b/lib/Screens/Configurations/Section/SubSection/Slider/listView_card_image.dart
@@ -1,4 +1,3 @@
-import 'package:auto_size_text/auto_size_text.dart';
 import 'package:flutter/material.dart';
 import 'package:manager_app/Screens/Configurations/Section/SubSection/Slider/new_update_image_slider.dart';
 import 'package:manager_app/app_context.dart';
@@ -95,13 +94,11 @@ class _ListViewCard extends State<ListViewCardContent> {
                       widget.showDescriptionTranslations
                     );
 
-                    if (result != null) {
-                      setState(() {
-                        widget.listItems[widget.index] = result;
-                        widget.onChanged(widget.listItems);
-                      });
-                    }
-                  },
+                    setState(() {
+                      widget.listItems[widget.index] = result;
+                      widget.onChanged(widget.listItems);
+                    });
+                                    },
                   child: Padding(
                     padding: const EdgeInsets.all(8.0),
                     child: Icon(
@@ -140,7 +137,7 @@ boxDecoration(ContentDTO contentDTO, appContext) {
     shape: BoxShape.rectangle,
     border: Border.all(width: 1.5, color: kSecond),
     borderRadius: BorderRadius.circular(10.0),
-    image: contentDTO.title != null && contentDTO.resourceUrl != null ? new DecorationImage(
+    image: contentDTO.title != null && contentDTO.resourceUrl != null && (contentDTO.resourceType == ResourceType.ImageUrl || contentDTO.resourceType == ResourceType.Image) ? new DecorationImage(
       fit: BoxFit.scaleDown,
       image: new NetworkImage(
         contentDTO.resourceUrl!,
diff --git a/lib/Screens/Configurations/Section/SubSection/Slider/new_update_image_slider.dart b/lib/Screens/Configurations/Section/SubSection/Slider/new_update_image_slider.dart
index a228710..c362d0f 100644
--- a/lib/Screens/Configurations/Section/SubSection/Slider/new_update_image_slider.dart
+++ b/lib/Screens/Configurations/Section/SubSection/Slider/new_update_image_slider.dart
@@ -1,9 +1,7 @@
-import 'package:auto_size_text/auto_size_text.dart';
 import 'package:manager_app/Components/resource_input_container.dart';
 import 'package:flutter/material.dart';
 import 'package:manager_app/Components/multi_string_input_container.dart';
 import 'package:manager_app/Components/rounded_button.dart';
-import 'package:manager_app/Components/text_form_input_container.dart';
 import 'package:manager_app/Models/managerContext.dart';
 import 'package:manager_app/app_context.dart';
 import 'package:manager_app/constants.dart';
@@ -100,6 +98,7 @@ Future<ContentDTO> showNewOrUpdateContentSlider(ContentDTO? inputContentDTO, App
                               isHTML: true,
                               color: kPrimaryColor,
                               initialValue: contentDTO.description != null ? contentDTO.description! : [],
+                              isMandatory: false,
                               onGetResult: (value) {
                                 if (contentDTO.description != value) {
                                   contentDTO.description = value;
diff --git a/lib/Screens/Configurations/Section/SubSection/Slider/slider_config.dart b/lib/Screens/Configurations/Section/SubSection/Slider/slider_config.dart
index 848e527..c5abbdd 100644
--- a/lib/Screens/Configurations/Section/SubSection/Slider/slider_config.dart
+++ b/lib/Screens/Configurations/Section/SubSection/Slider/slider_config.dart
@@ -103,15 +103,12 @@ class _SliderConfigState extends State<SliderConfig> {
           child: InkWell(
             onTap: () async {
               var result = await showNewOrUpdateContentSlider(null, appContext, context, true, true);
-              if (result != null)
-              {
-                setState(() {
-                  result.order = sliderDTO.contents!.length;
-                  sliderDTO.contents!.add(result);
-                  widget.onChanged(jsonEncode(sliderDTO).toString());
-                });
-              }
-            },
+              setState(() {
+                result.order = sliderDTO.contents!.length;
+                sliderDTO.contents!.add(result);
+                widget.onChanged(jsonEncode(sliderDTO).toString());
+              });
+                        },
             child: Container(
               height: MediaQuery.of(context).size.width * 0.04,
               width: MediaQuery.of(context).size.width * 0.04,
diff --git a/lib/Screens/Configurations/Section/section_detail_screen.dart b/lib/Screens/Configurations/Section/section_detail_screen.dart
index 0525ad8..e16998b 100644
--- a/lib/Screens/Configurations/Section/section_detail_screen.dart
+++ b/lib/Screens/Configurations/Section/section_detail_screen.dart
@@ -1,6 +1,4 @@
 import 'dart:convert';
-import 'dart:io';
-import 'dart:typed_data';
 import 'dart:ui';
 
 import 'package:flutter/material.dart';
@@ -174,7 +172,7 @@ class _SectionDetailScreenState extends State<SectionDetailScreen> {
                                   children: [
                                     InkWell(
                                       onTap: () async {
-                                        var image = await _captureAndSharePng(globalKey, sectionDTO!.id!);
+                                        var image = await _captureAndSharePng(globalKey, sectionDTO.id!);
                                         await readAndWriteFiles(image);
                                         showNotification(kSuccess, kWhite, 'Ce QR code a été copié dans le presse papier', context, null);
                                       },
@@ -192,7 +190,7 @@ class _SectionDetailScreenState extends State<SectionDetailScreen> {
                                         ),
                                       ),
                                     ),
-                                    SelectableText(sectionDTO!.id!, style: new TextStyle(fontSize: 15))
+                                    SelectableText(sectionDTO.id!, style: new TextStyle(fontSize: 15))
                                   ],
                                 ),
                                 CheckInputContainer(
@@ -258,6 +256,7 @@ class _SectionDetailScreenState extends State<SectionDetailScreen> {
                                   color: kPrimaryColor,
                                   isHTML: true,
                                   initialValue: sectionDTO != null ? sectionDTO.description! : [],
+                                  isMandatory: false,
                                   onGetResult: (value) {
                                     if (sectionDTO!.description != value) {
                                       sectionDTO.description = value!;
@@ -387,19 +386,17 @@ class _SectionDetailScreenState extends State<SectionDetailScreen> {
   }
 
   Future<void> save(bool isTraduction, SectionDTO sectionDTO, AppContext appContext) async {
-    if (sectionDTO != null) {
-      SectionDTO? section = await (appContext.getContext() as ManagerAppContext).clientAPI!.sectionApi!.sectionUpdate(sectionDTO);
-      ManagerAppContext managerAppContext = appContext.getContext();
-      managerAppContext.selectedSection = section;
-      appContext.setContext(managerAppContext);
+    SectionDTO? section = await (appContext.getContext() as ManagerAppContext).clientAPI!.sectionApi!.sectionUpdate(sectionDTO);
+    ManagerAppContext managerAppContext = appContext.getContext();
+    managerAppContext.selectedSection = section;
+    appContext.setContext(managerAppContext);
 
-      if (isTraduction) {
-        showNotification(Colors.green, kWhite, 'Les traductions de la section ont été sauvegardées avec succès', context, null);
-      } else {
-        showNotification(Colors.green, kWhite, 'La section a été sauvegardée avec succès', context, null);
-      }
+    if (isTraduction) {
+      showNotification(Colors.green, kWhite, 'Les traductions de la section ont été sauvegardées avec succès', context, null);
+    } else {
+      showNotification(Colors.green, kWhite, 'La section a été sauvegardée avec succès', context, null);
+    }
     }
-  }
 
   getSpecificData(SectionDTO sectionDTO, AppContext appContext) {
     switch(sectionDTO.type) {
diff --git a/lib/Screens/Devices/dropDown_configuration.dart b/lib/Screens/Devices/dropDown_configuration.dart
index ba9d355..5b48ac2 100644
--- a/lib/Screens/Devices/dropDown_configuration.dart
+++ b/lib/Screens/Devices/dropDown_configuration.dart
@@ -22,8 +22,7 @@ class _DropDownConfigState extends State<DropDownConfig> {
 
   @override
   void initState() {
-    if (widget.selectedConfigurationId != null)
-      configurationDTO = widget.configurations.firstWhere((config) => config.id == widget.selectedConfigurationId);
+    configurationDTO = widget.configurations.firstWhere((config) => config.id == widget.selectedConfigurationId);
     super.initState();
   }
 
diff --git a/lib/Screens/Policy/policy_screen.dart b/lib/Screens/Policy/policy_screen.dart
index 315259c..0ffa6b0 100644
--- a/lib/Screens/Policy/policy_screen.dart
+++ b/lib/Screens/Policy/policy_screen.dart
@@ -1,12 +1,8 @@
-import 'dart:ui' as ui;
 import 'dart:html';
 
-import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
-import 'package:manager_app/Components/loading.dart';
 import 'package:manager_app/Components/loading_common.dart';
-import 'package:manager_app/Screens/Policy/web_view.dart';
 import 'package:manager_app/app_context.dart';
 import 'package:provider/provider.dart';
 
diff --git a/lib/Screens/Policy/web_view.dart b/lib/Screens/Policy/web_view.dart
index f7e8c15..bb34ef6 100644
--- a/lib/Screens/Policy/web_view.dart
+++ b/lib/Screens/Policy/web_view.dart
@@ -55,7 +55,7 @@ class _WebViewWidget extends State<WebView> {
 
 
   @override
-  Widget build(BuildContext context) => widget.htmlText != null && widget.htmlText.length > 0 ?
+  Widget build(BuildContext context) => widget.htmlText.length > 0 ?
   kIsWeb ?
     HtmlElementView(
       key: UniqueKey(),
diff --git a/lib/Screens/Resources/get_element_for_resource.dart b/lib/Screens/Resources/get_element_for_resource.dart
index e9ef3e0..a8fff6b 100644
--- a/lib/Screens/Resources/get_element_for_resource.dart
+++ b/lib/Screens/Resources/get_element_for_resource.dart
@@ -1,16 +1,10 @@
-import 'dart:convert';
-import 'dart:typed_data';
 
 import 'package:manager_app/Components/audio_player.dart';
-import 'package:manager_app/Components/loading_common.dart';
 import 'package:manager_app/Components/video_viewer.dart';
-import 'package:manager_app/Components/video_viewer_youtube.dart';
-import 'package:manager_app/Models/managerContext.dart';
 import 'package:manager_app/app_context.dart';
 import 'package:manager_app/constants.dart';
 import 'package:manager_api_new/api.dart';
 import 'package:flutter/material.dart';
-import 'package:http/http.dart' as http;
 
 getElementForResource(dynamic resourceDTO, AppContext appContext) {
   switch(resourceDTO.type) {
diff --git a/lib/Screens/Resources/new_resource_popup.dart b/lib/Screens/Resources/new_resource_popup.dart
index 0f44257..2565347 100644
--- a/lib/Screens/Resources/new_resource_popup.dart
+++ b/lib/Screens/Resources/new_resource_popup.dart
@@ -6,7 +6,6 @@ import 'package:manager_app/Components/message_notification.dart';
 import 'package:manager_app/Components/resource_tab.dart';
 import 'package:flutter/material.dart';
 import 'package:manager_app/Components/rounded_button.dart';
-import 'package:manager_app/Components/string_input_container.dart';
 import 'package:manager_app/app_context.dart';
 import 'package:manager_app/constants.dart';
 import 'package:manager_api_new/api.dart';
diff --git a/lib/Screens/Resources/resource_body_grid.dart b/lib/Screens/Resources/resource_body_grid.dart
index 0d461b6..ab3f5b6 100644
--- a/lib/Screens/Resources/resource_body_grid.dart
+++ b/lib/Screens/Resources/resource_body_grid.dart
@@ -3,7 +3,6 @@ import 'package:flutter/material.dart';
 import 'package:manager_app/Components/fetch_resource_icon.dart';
 import 'package:manager_app/Components/multi_select_container.dart';
 import 'package:manager_app/Components/string_input_container.dart';
-import 'package:manager_app/Models/managerContext.dart';
 import 'package:manager_app/app_context.dart';
 import 'package:manager_app/constants.dart';
 import 'package:manager_api_new/api.dart';
diff --git a/lib/Screens/Resources/resources_screen.dart b/lib/Screens/Resources/resources_screen.dart
index 1a723f4..e686567 100644
--- a/lib/Screens/Resources/resources_screen.dart
+++ b/lib/Screens/Resources/resources_screen.dart
@@ -13,10 +13,7 @@ import 'package:manager_app/app_context.dart';
 import 'package:manager_app/constants.dart';
 import 'package:manager_api_new/api.dart';
 import 'package:provider/provider.dart';
-import 'package:http/http.dart' as http;
-import 'package:flutter/foundation.dart' show kIsWeb;
 import 'package:path/path.dart' as Path;
-import 'dart:html' as html;
 
 class ResourcesScreen extends StatefulWidget {
   final Function? onGetResult; //return ResourceDTO
diff --git a/lib/Screens/login_screen.dart b/lib/Screens/login_screen.dart
index 9e43028..1d91baf 100644
--- a/lib/Screens/login_screen.dart
+++ b/lib/Screens/login_screen.dart
@@ -8,7 +8,6 @@ import 'package:manager_app/Components/message_notification.dart';
 import 'package:manager_app/Components/rounded_button.dart';
 import 'package:manager_app/Components/rounded_input_field.dart';
 import 'package:manager_app/Components/rounded_password_field.dart';
-import 'package:manager_app/Helpers/FileHelper.dart';
 import 'package:manager_app/Models/managerContext.dart';
 import 'package:manager_app/Models/session.dart';
 import 'package:manager_app/Screens/Main/main_screen.dart';
@@ -50,7 +49,7 @@ class _LoginScreenState extends State<LoginScreen> {
 
     clientAPI = Client(this.host!);
 
-    if (this.email != null && this.password != null || this.token != null) {
+    if (this.password != null || this.token != null) {
 
       // if () {} // Add if token exist and not null + not expired
       try {
diff --git a/pubspec.lock b/pubspec.lock
index f846d3c..038c84a 100644
--- a/pubspec.lock
+++ b/pubspec.lock
@@ -632,30 +632,6 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "0.4.8"
-  leak_tracker:
-    dependency: transitive
-    description:
-      name: leak_tracker
-      sha256: f38a2c91c12f31726ca13015fbab3d2e9440edcb7c17b8b36ed9b85ed6eee6a2
-      url: "https://pub.dev"
-    source: hosted
-    version: "9.0.11"
-  leak_tracker_flutter_testing:
-    dependency: transitive
-    description:
-      name: leak_tracker_flutter_testing
-      sha256: "23770c69594f5260a79fe9d84e29f8b175d1b05d128e751c904b3cdf910e5dfc"
-      url: "https://pub.dev"
-    source: hosted
-    version: "1.0.9"
-  leak_tracker_testing:
-    dependency: transitive
-    description:
-      name: leak_tracker_testing
-      sha256: b06739349ec2477e943055aea30172c5c7000225f79dad4702e2ec0eda79a6ff
-      url: "https://pub.dev"
-    source: hosted
-    version: "1.0.5"
   logging:
     dependency: transitive
     description:
@@ -683,10 +659,10 @@ packages:
     dependency: transitive
     description:
       name: material_color_utilities
-      sha256: "0e0a020085b65b6083975e499759762399b4475f766c21668c4ecca34ea74e5a"
+      sha256: "9528f2f296073ff54cb9fee677df673ace1218163c3bc7628093e7eed5203d41"
       url: "https://pub.dev"
     source: hosted
-    version: "0.8.0"
+    version: "0.5.0"
   material_segmented_control:
     dependency: "direct main"
     description:
@@ -699,10 +675,10 @@ packages:
     dependency: transitive
     description:
       name: meta
-      sha256: d584fa6707a52763a52446f02cc621b077888fb63b93bbcb1143a7be5a0c0c04
+      sha256: a6e590c838b18133bb482a2745ad77c5bb7715fb0451209e1a7567d416678b8e
       url: "https://pub.dev"
     source: hosted
-    version: "1.11.0"
+    version: "1.10.0"
   mime:
     dependency: transitive
     description:
@@ -1276,14 +1252,6 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "2.1.1"
-  vm_service:
-    dependency: transitive
-    description:
-      name: vm_service
-      sha256: a13d5503b4facefc515c8c587ce3cf69577a7b064a9f1220e005449cf1f64aad
-      url: "https://pub.dev"
-    source: hosted
-    version: "12.0.0"
   wakelock_plus:
     dependency: transitive
     description: