Known Issues and Solutions

Unity 2022.3.17f1c1 has a recurring memory leak issue when unmanaged threads call managed code.

Root Cause

Using Xcode Instruments Allocations for testing, it was found that a large amount of memory allocations were not released. All were caused by native SDK callback functions calling C# managed code, resulting in memory leaks.

Solution

Unity officially fixed this issue in Unity 2022.3.29f1c1, but did not specify when this issue was introduced. If you encounter this issue, please update to the Unity version with the fix.