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Fixed in 2019.2.X
Fixed in 2017.4.X, 2018.4.X, 2019.1.X
Votes
0
Found in
2017.4.0f1
2017.4.13f1
Issue ID
1117213
Regression
No
ArgumentNullException is thrown when yielding and disposing a WWW object
To reproduce:
1. Download attached project “project_610124.zip" and open in Unity
2. Open “scene” scene
3. Enter to Play mode
4. Observe that ArgumentNullException is thrown in Console:
"ArgumentNullException: Argument cannot be null.
Parameter name: _unity_self
UnityEngine.WWW.get_keepWaiting () (at /Users/builduser/buildslave/unity/build/Modules/UnityWebRequestWWW/Public/WWW.cs:316)
UnityEngine.CustomYieldInstruction.MoveNext () (at /Users/builduser/buildslave/unity/build/Runtime/Export/CustomYieldInstruction.cs:19)
UnityEngine.SetupCoroutine.InvokeMoveNext (IEnumerator enumerator, IntPtr returnValueAddress) (at /Users/builduser/buildslave/unity/build/Runtime/Export/Coroutines.cs:17)"
Notes:
- This issue appears on both Windows and macOS
- It seems that this issue was fixed in Unity 2017.2: https://issuetracker.unity3d.com/issues/nullreferenceexception-is-thrown-when-the-dispose-method-is-inside-the-using-block
Reproduced on Unity 2017.4.0f1, 2017.4.17f1, 2018.2.20f1, 2018.3.3f1, 2019.1.0a14 and 2019.2.0a1
Comments (4)
- 
        vbelkin Nov 20, 2020 23:50 Reproduced in 2019.4.14f1 
- 
        miksol31 Jul 19, 2019 15:30 Fix for LTS 
- 
        Eldirfar Feb 28, 2019 13:44 Fix for LTS? 
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Resolution Note (fix version 2019.2):
Fixed in 2019.2a3