Search Issue Tracker
Fixed in 2021.2.X
Fixed in 2020.3.X, 2021.1.X
Votes
0
Found in
2019.4
2020.2
2020.2.6f1
2020.3
2021.1
2021.2
Issue ID
1319453
Regression
Yes
OnTransformChildrenChanged doesn't get called in the Edit mode when dragging a Prefab from the Project window to the Hierarchy
How to reproduce:
1. Open the user's attached project
2. Open Scenes > SampleScene
3. From the Assets folder drag the 'Prefab' under the Parent object in the Hierarchy
4. Observe the Console
Expected result: 'Children changed! Prefab' appears in the Console
Actual result: The Console is empty
Reproducible with: 2019.4.0f1, 2019.4.22f1, 2020.2.7f1, 2020.3.1f1, 2021.1.0b12, 2021.2.0a9
Not reproducible with: 2018.4.33f1
Notes:
- The PrintChildrenChanged.cs has the [ExecuteAlways] attribute
- The issue doesn't reproduce in the Play mode
- The issue doesn't reproduce with non-Prefab objects
- The issue doesn't reproduce in the Edit mode if the Prefab is already in the Hierarchy
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
- Tilemap Tiles do not get lit up unless the Light Range is greater than the distance between the position of the Tile before the transformation and the Light Source when the Tile is transformed with Tilemap.SetTransformMatrix method
- The Editor and "Reloading Domain" windows are frozen when entering Play Mode
- Crash when attempting to create a custom FMOD DSP unit
- [Linux] Floating windows do not keep their size after restarting the Editor
- .framework plugin is mistakenly treated as a directory when building for Universal Windows Platform
Resolution Note (fix version 2021.2):
Fixed in 2021.2.0a11
Resolution Note (fix version 2021.1):
Fixed in 2021.1.4f1
Resolution Note (fix version 2020.3):
Fixed in 2020.3.12f1