Search Issue Tracker
Fixed in 2020.2
Fixed in 2019.4, 2020.1
Votes
0
Found in
2018.4
2019.4
2019.4.1f1
Issue ID
1258865
Regression
No
UnityYAMLMerge generates an empty prefab when merging a custom prefab with itself
How to reproduce:
1. Download the attached 'files-1258865.zip' files
2. Run the 'bug.bat' batch file
3. Open the generated 'right.prefab' file
Expected result: a correct prefab is generated (or a clear error is thrown)
Actual result: an empty prefab file is generated
Reproducible with: 2018.4.14f1, 2019.4.2f1, 2020.1.0a16
Not reproducible with: 2020.1.0a17, 2020.1.0b14, 2020.2.0a16
Note: 2020.2a and 2020.1b yields the following error message: 'Cannot find transform mapping from fileID while looking for cycles.'
Add comment
All about bugs
View bugs we have successfully reproduced, and vote for the bugs you want to see fixed most urgently.
Latest issues
- Changes to instanced detail mesh material don't immediately apply
- Undo.RegisterObject or Undo.CreateObject dirties the scene, but no actual changes to Scene are made
- [Profiler] Scrubbing through filtered frames or sorting their data replaces the displayed data with duplicated data entries
- [UI Builder] It is possible to add content to parent document while editing child document in place
- EndChangeCheck is not triggered when clearing the IMGUI search field by pressing the "x" button
Resolution Note (fix version 2020.2):
Fixed in 2021.1.0a1
Resolution Note (fix version 2020.2):
Fixed in 2020.2.0b10
Resolution Note (fix version 2020.1):
Fixed in 2020.1.12f1
Resolution Note (fix version 2019.4):
Fixed in 2019.4.14f1