Fixes

lib/provider/chat_provider_model.dart

@@ -503,7 +503,7 @@ class ChatProviderModel with ChangeNotifier, DiagnosticableTreeMixin {
     dynamic contain = searchedChats!.where((ChatUser element) => element.id == targetUserId);
     if (contain.isEmpty) {
       searchedChats!.add(
-        ChatUser(id: targetUserId, userName: targetUserName, unreadMessageCount: 0, isImageLoading: false, image: null, isImageLoaded: false),
+        ChatUser(id: targetUserId, userName: targetUserName, unreadMessageCount: 0, isImageLoading: false, image: "", isImageLoaded: true),
       );
       notifyListeners();
     }

lib/ui/chat/chat_home.dart

@@ -85,6 +85,7 @@ class _ChatHomeState extends State<ChatHome> {
             onPageChanged: (int pageIndex) {
               setState(() {
                 tabIndex = pageIndex;
+               
               });
             },
             children: <Widget>[

lib/ui/chat/chat_home_screen.dart

@@ -50,7 +50,9 @@ class _ChatHomeScreenState extends State<ChatHomeScreen> {
       body: Consumer<ChatProviderModel>(
         builder: (BuildContext context, ChatProviderModel m, Widget? child) {
           return m.isLoading
-              ?  ChatHomeShimmer(isDetailedScreen: false,)
+              ? ChatHomeShimmer(
+                  isDetailedScreen: false,
+                )
               : Column(
                   children: <Widget>[
                     TextField(
@@ -99,7 +101,7 @@ class _ChatHomeScreenState extends State<ChatHomeScreen> {
                                         height: 48,
                                         width: 48,
                                       ).toShimmer().circle(30),
-                                    if (m.searchedChats![index].isImageLoaded! && m.searchedChats![index].image != null && m.searchedChats![index].image.isNotEmpty)
+                                    if (m.searchedChats![index].isImageLoaded! && m.searchedChats![index].image.isNotEmpty)
                                       CircularAvatar(
                                         radius: 20,
                                         height: 48,
@@ -197,7 +199,7 @@ class _ChatHomeScreenState extends State<ChatHomeScreen> {
                           });
                         },
                         separatorBuilder: (BuildContext context, int index) => const Divider(color: MyColors.lightGreyE5Color).paddingOnly(left: 59),
-                      ).expanded,
+                      ),
                   ],
                 ).paddingOnly(left: 21, right: 21);
         },