diff --git a/lib/views/screens/create_chapter_screen.dart b/lib/views/screens/create_chapter_screen.dart
index defa4c1f..3c83ca14 100644
--- a/lib/views/screens/create_chapter_screen.dart
+++ b/lib/views/screens/create_chapter_screen.dart
@@ -55,10 +55,13 @@ class CreateChapterScreenState extends State<CreateChapterScreen> {
       ],
     );
 
+ if (!mounted) return;
+
     if (result != null) {
-      setState(() {
-        audioFile = File(result.files.single.path!);
-      });
+      final path = result.files.single.path;
+      if (path != null) {
+        setState(() => audioFile = File(path));
+      }
     }
   }
 
@@ -68,11 +71,15 @@ class CreateChapterScreenState extends State<CreateChapterScreen> {
       allowedExtensions: ['txt'],
     );
 
-    if (result != null) {
-      setState(() {
-        lyricsFile = File(result.files.single.path!);
-      });
-    }
+     
+  if (result != null) {
+   if(result.files.single.path!=null){
+     setState(() {
+       lyricsFile = File(result.files.single.path!);
+     });
+   }
+
+  }
   }
 
   void createChapter() async {
@@ -110,6 +117,13 @@ class CreateChapterScreenState extends State<CreateChapterScreen> {
     Navigator.pop(Get.context!);
   }
 
+@override
+void dispose() {
+  titleController.dispose();
+  aboutController.dispose();
+  super.dispose();
+}
+
   @override
   Widget build(BuildContext context) {
     return GestureDetector(