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Fixed in Unity 2018.2

Votes

0

Found in

2017.2.1p1

Issue ID

989631

Regression

Yes

Prefab with a ParticleSystem keeps creating duplicate entries into its serialization after each modification

Shuriken

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Priority: 2Necessary for shipping a final release

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Severity: 4Minor or cosmetic issue

Steps to reproduce:
1. Open attached “SerializationIssue.zip” Unity project
2. Open “DrainLifeParticles” prefab in a text editor of your choice
3. Ctrl+F “startSize” to find out how many startSize entries are in the prefab
4. Select “DrainLifeParticles” prefab in Project window
5. Change Start Size value for Particle System component in Inspector
6. File->Save Project
7. Open “DrainLifeParticles” prefab in a text editor of your choice again
8. Ctrl+F “startSize” to find out how many startSize entries are in the prefab

Expected results:
Prefab file does not get longer and no duplicate entries are added
Actual results:
Additional startSize entries have been added and file got longer

Reproduced in: 2018.2.0a1, 2018.1.0b4, 2017.3.0p3, 2017.2.1p2, 2017.2.0b9, 2017.1.3f1, 5.6.5p1
Didn’t reproduce in: 2017.2.0b8, 2017.2.0a1
Regression introduced in: 2017.2.0b9

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