Search Issue Tracker

Fixed in 2019.3

Fixed in 2018.4, 2019.1, 2019.2

Votes

0

Found in

2017.4.0f1

2018.3.0a1

2018.4.0f1

2019.1.0a1

2019.1.0f2

2019.2.0a1

2019.3.0a1

Issue ID

1152381

Regression

No

[IL2CPP] System.Diagnostics.Stopwatch changes its Time when there is a change of System Time or Time Zone

IL2CPP

-

To reproduce:

1. Download attached "stopwatch.unity.zip" project and open in Unity
2. Open "New Scene" scene
3. Build for iOS or macOS Standalone (IL2CPP)
4. Deploy the Xcode project to the iOS device or run Standalone Build
5. Observe that there two Timers
6. Change your Testing Environment Time or Time Zone

Expected Results: Two Timers does not change and stays the same
Actual Results: System.Diagnostics.Stopwatch changes when Time or Time Zone is changed - Increases or Decreases

Notes:
- This issue does not reproduce on Windows Editor and Standalone, macOS Editor and Android (IL2CPP)
- This issue happens only on iOS and macOS Standalone (IL2CPP)
- https://forum.unity.com/threads/no-monotonic-clock-on-il2cpp.540207/
- https://forum.unity.com/threads/monotone-crossplatform-clock.659752/#post-4416568

Tested with:
- iPhone XS, iOS: 12.0 - Reproduced
- iPhone 8 Plus, iOS: 12.0 - Reproduced
- iPhone 7 Plus, iOS: 12.0 - Reproduced

Reproduced on Unity 2017.4.0f1, 2017.4.26f1, 2018.3.14f1, 2018.4.0f1, 2019.1.2f1, 2019.2.0b1 and 2019.3.0a1

Add comment

Log in to post comment

All about bugs

View bugs we have successfully reproduced, and vote for the bugs you want to see fixed most urgently.