signalapp / signalapp/Signal-Android
Signal cannot send certain image
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- Dominant language
- Kotlin
- Stars
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Description
- I have searched open and closed issues for duplicates
- I am submitting a bug report for existing functionality that does not work as intended
- I have read https://github.com/signalapp/Signal-Android/wiki/Submitting-useful-bug-reports
- This isn't a feature request or a discussion topic
Bug description
Signal cannot send specific images taken with camera
Steps to reproduce
Use builtin Signal share menu or share from system gallery/file manager a specific file
Actual result: "Message failed to send" in regular chats; endless looping in Note To Self
Expected result: Image is sent
Screenshots
In chat:

In Note to Self:

Device info
Device: Samsung Galaxy A52s 5G
Android version: 11; 12
Signal version: 5.28.10
Link to 2 problematic images and 2 normal ones: https://drive.google.com/drive/folders/1-4UeWXm04i4yxyD0DRKFLQkU4EM_an0u
Link to debug log
https://debuglogs.org/60aa2f33a1a7c0f4bfde048bcb77bbf7840adadbf739d2fb348e10e5d94badb8
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 by reproducing the failure with the two problematic images through Signal's share menu and through the system gallery or file manager, then compare them with the two normal images. Review the linked debug log and confirm that sending succeeds in regular chats and Note to Self for the affected images.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- kotlin
- Domain
- mobile
- Issue type
- Bug
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Stale
- Clarity
- Needs clarification
- Newbie friendliness
- 25/100