TeamAmaze / TeamAmaze/AmazeFileManager
Crash on creating new directory on SD Card
Nobody has claimed this yet.
- Dominant language
- Kotlin
- Stars
- 6.4k
- Forks
- 1.7k
- Avg merge
- 3d 9h
- Merged PRs (30d)
- 1
Description
Exception
- User Action: UI Error
- Request: Application crash
- Version: 3.5.2
- OS: Linux Android 8.1.0 - 27
- Device: athene_f
- Model: Moto G (4)
- Product: athene_f
Crash log
java.lang.RuntimeException: An error occurred while executing doInBackground()
at android.os.AsyncTask$3.done(AsyncTask.java:353)
at java.util.concurrent.FutureTask.finishCompletion(FutureTask.java:383)
at java.util.concurrent.FutureTask.setException(FutureTask.java:252)
at java.util.concurrent.FutureTask.run(FutureTask.java:271)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1162)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:636)
at java.lang.Thread.run(Thread.java:764)
Caused by: java.lang.NullPointerException: Attempt to invoke virtual method 'boolean androidx.documentfile.provider.DocumentFile.exists()' on a null object reference
at com.amaze.filemanager.filesystem.FileUtil.mkdir(FileUtil.java:564)
at com.amaze.filemanager.filesystem.Operations$1.doInBackground(Operations.java:202)
at com.amaze.filemanager.filesystem.Operations$1.doInBackground(Operations.java:115)
at android.os.AsyncTask$2.call(AsyncTask.java:333)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
... 3 more
Contributor guide
First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
Start in filesystem/FileUtil.java at line 564 and follow the directory-creation call from filesystem/Operations.java line 202. Reproduce creating a directory on an SD card using Android 8.1, then verify the operation no longer crashes with a null DocumentFile.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- android, java, kotlin
- Domain
- mobile
- Issue type
- Bug
- Difficulty
- 3/5
- Estimated time
- 1-2 days
- Activity status
- Stale
- Clarity
- Mostly clear
- Newbie friendliness
- 35/100