diff --git a/lib/screens/tasks/task_screen.dart b/lib/screens/tasks/task_screen.dart
index f0cdbdd..8360b52 100644
--- a/lib/screens/tasks/task_screen.dart
+++ b/lib/screens/tasks/task_screen.dart
@@ -105,12 +105,14 @@ class _TaskScreenState extends State<TaskScreen> {
       _loadTasks();
     } catch (e) {
       debugPrint('Error updating task status: $e');
-      ScaffoldMessenger.of(context).showSnackBar(
-        SnackBar(
-          content: Text('Error updating task status: $e'),
-          backgroundColor: Colors.red,
-        ),
-      );
+      if (mounted) {
+        ScaffoldMessenger.of(context).showSnackBar(
+          SnackBar(
+            content: Text('Error updating task status: $e'),
+            backgroundColor: Colors.red,
+          ),
+        );
+      }
     }
   }
 
@@ -125,12 +127,14 @@ class _TaskScreenState extends State<TaskScreen> {
       _loadTasks();
     } catch (e) {
       debugPrint('Error updating task approval: $e');
-      ScaffoldMessenger.of(context).showSnackBar(
-        SnackBar(
-          content: Text('Error updating task approval: $e'),
-          backgroundColor: Colors.red,
-        ),
-      );
+      if (mounted) {
+        ScaffoldMessenger.of(context).showSnackBar(
+          SnackBar(
+            content: Text('Error updating task approval: $e'),
+            backgroundColor: Colors.red,
+          ),
+        );
+      }
     }
   }
 
@@ -161,6 +165,7 @@ class _TaskScreenState extends State<TaskScreen> {
       backgroundColor: Theme.of(context).scaffoldBackgroundColor,
       floatingActionButton: FloatingActionButton(
         onPressed: () async {
+          final messenger = ScaffoldMessenger.of(context);
           final result = await Navigator.push(
             context,
             MaterialPageRoute(
@@ -169,9 +174,9 @@ class _TaskScreenState extends State<TaskScreen> {
             ),
           );
 
-          if (result == true) {
+          if (result == true && mounted) {
             _loadTasks();
-            ScaffoldMessenger.of(context).showSnackBar(
+            messenger.showSnackBar(
               const SnackBar(
                 content: Text('Task created successfully'),
                 backgroundColor: Colors.green,
diff --git a/lib/screens/tickets/ticket_screen.dart b/lib/screens/tickets/ticket_screen.dart
index 33cb38b..6e1601a 100644
--- a/lib/screens/tickets/ticket_screen.dart
+++ b/lib/screens/tickets/ticket_screen.dart
@@ -152,6 +152,7 @@ class _TicketScreenState extends State<TicketScreen> {
       backgroundColor: Theme.of(context).scaffoldBackgroundColor,
       floatingActionButton: FloatingActionButton(
         onPressed: () async {
+          final messenger = ScaffoldMessenger.of(context);
           final result = await Navigator.push(
             context,
             MaterialPageRoute(
@@ -160,9 +161,9 @@ class _TicketScreenState extends State<TicketScreen> {
             ),
           );
 
-          if (result == true) {
+          if (result == true && mounted) {
             refreshTickets();
-            ScaffoldMessenger.of(context).showSnackBar(
+            messenger.showSnackBar(
               const SnackBar(
                 content: Text('Ticket created successfully'),
                 backgroundColor: Colors.green,
diff --git a/lib/screens/workspace/workspace_screen.dart b/lib/screens/workspace/workspace_screen.dart
index adfd44b..3ce586c 100644
--- a/lib/screens/workspace/workspace_screen.dart
+++ b/lib/screens/workspace/workspace_screen.dart
@@ -80,12 +80,14 @@ class _WorkspaceScreenState extends State<WorkspaceScreen>
         // Force refresh of the task screen
         TaskScreen.refreshTasks();
 
-        ScaffoldMessenger.of(context).showSnackBar(
-          const SnackBar(
-            content: Text('Task created successfully'),
-            backgroundColor: Colors.green,
-          ),
-        );
+        if (mounted) {
+          ScaffoldMessenger.of(context).showSnackBar(
+            const SnackBar(
+              content: Text('Task created successfully'),
+              backgroundColor: Colors.green,
+            ),
+          );
+        }
       }
     });
   }
@@ -106,12 +108,14 @@ class _WorkspaceScreenState extends State<WorkspaceScreen>
         // Force refresh of the ticket screen
         TicketScreen.refreshTickets();
 
-        ScaffoldMessenger.of(context).showSnackBar(
-          const SnackBar(
-            content: Text('Ticket created successfully'),
-            backgroundColor: Colors.green,
-          ),
-        );
+        if (mounted) {
+          ScaffoldMessenger.of(context).showSnackBar(
+            const SnackBar(
+              content: Text('Ticket created successfully'),
+              backgroundColor: Colors.green,
+            ),
+          );
+        }
       }
     });
   }
@@ -132,12 +136,14 @@ class _WorkspaceScreenState extends State<WorkspaceScreen>
         // Force refresh of the meeting screen
         MeetingScreen.refreshMeetings();
 
-        ScaffoldMessenger.of(context).showSnackBar(
-          const SnackBar(
-            content: Text('Meeting created successfully'),
-            backgroundColor: Colors.green,
-          ),
-        );
+        if (mounted) {
+          ScaffoldMessenger.of(context).showSnackBar(
+            const SnackBar(
+              content: Text('Meeting created successfully'),
+              backgroundColor: Colors.green,
+            ),
+          );
+        }
       }
     });
   }