Reproduction steps:
1. Open the user’s attached project
2. Open “Assets/M_Decal.mat” with a text editor
3. Open script file “Assets/Editor/CustomModificationProcessor.cs”
4. Add a new line and save the script file
5. Save the project
6. Observe the “M_Decal.mat” file line 40
7. Save the project again
8. Observe the “M_Decal.mat” file lines 40-42
Expected result: DecalMeshForwardEmissive and DecalProjectorForwardEmissive are disabled
Actual result: DecalMeshForwardEmissive and DecalProjectorForwardEmissive are enabled after the first project save
Reproducible with: 2022.1.14f1
Couldn't test with: 2020.3.38f1, 2021.3.8f1 (couldn’t downgrade), 2022.2.0b6, 2023.1.0a8 (couldn’t upgrade)
Reproducible on: Windows 10 Pro 21H2