Flutter: Unhandled Exception: FileSystemException: Creation failed, path = 'Directory: '' (OS Error: Read-only file system, errno = 30)
4,500
You need to modify the directory path.
Just change the code
from
String directoryPath = '$root/bozzetto_camera';
to
String directoryPath = root.path + '/bozzetto_camera';
Author by
R Rifa Fauzi Komara
Updated on December 26, 2022Comments
-
R Rifa Fauzi Komara over 1 year
I already googling and the solution that I found are using
path_provider
, add permission inAndroidManifest.xml
and yes I already try that. But still error in mine.This is my function
Future<File> _takePicture() async { Directory root = await getTemporaryDirectory(); // this is using path_provider String directoryPath = '$root/bozzetto_camera'; await Directory(directoryPath).create(recursive: true); // the error because of this line String filePath = '$directoryPath/${DateTime.now()}.jpg'; try { await _cameraController.takePicture(filePath); } catch (e) { return null; } return File(filePath); }
This is my
AndroidManifest.xml
<uses-permission android:name="android.permission.INTERNET" /> <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" /> <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" /> <application ... android:requestLegacyExternalStorage="true"> ... </application>
And this is full of the log.
E/flutter (14879): [ERROR:flutter/lib/ui/ui_dart_state.cc(177)] Unhandled Exception: FileSystemException: Creation failed, path = 'Directory: '' (OS Error: Read-only file system, errno = 30) E/flutter (14879): #0 _Directory.create.<anonymous closure> (dart:io/directory_impl.dart:117:11) E/flutter (14879): #1 _rootRunUnary (dart:async/zone.dart:1198:47) E/flutter (14879): #2 _CustomZone.runUnary (dart:async/zone.dart:1100:19) E/flutter (14879): #3 _FutureListener.handleValue (dart:async/future_impl.dart:143:18) E/flutter (14879): #4 Future._propagateToListeners.handleValueCallback (dart:async/future_impl.dart:696:45) E/flutter (14879): #5 Future._propagateToListeners (dart:async/future_impl.dart:725:32) E/flutter (14879): #6 Future._completeWithValue (dart:async/future_impl.dart:529:5) E/flutter (14879): #7 Future._asyncCompleteWithValue.<anonymous closure> (dart:async/future_impl.dart:567:7) E/flutter (14879): #8 _rootRun (dart:async/zone.dart:1190:13) E/flutter (14879): #9 _CustomZone.run (dart:async/zone.dart:1093:19) E/flutter (14879): #10 _CustomZone.runGuarded (dart:async/zone.dart:997:7) E/flutter (14879): #11 _CustomZone.bindCallbackGuarded.<anonymous closure> (dart:async/zone.dart:1037:23) E/flutter (14879): #12 _microtaskLoop (dart:async/schedule_microtask.dart:41:21) E/flutter (14879): #13 _startMicrotaskLoop (dart:async/schedule_microtask.dart:50:5)