Help me We've had a lot of crashes

hi ,
We've had a lot of crashes
I found unity allocating memory
unity: 2018.4.10f1

#00 pc 000000000004b3cc /apex/com.android.runtime/lib64/bionic/libc.so (syscall+28)
#00 pc 000000000004f178 /apex/com.android.runtime/lib64/bionic/libc.so (__futex_wait_ex(void volatile*, bool, int, bool, timespec const*)+144)
#00 pc 00000000000b0fc4 /apex/com.android.runtime/lib64/bionic/libc.so (NonPI::MutexLockWithTimeout(pthread_mutex_internal_t*, bool, timespec const*)+688)
#00 pc 00000000009ff9d8 /data/app/~~_PdYgyuAfoQxyBa5bq7stg==/com.mars.avgchapters-YF5-38bpqIzwfzx3JuDY3A==/lib/arm64/libunity.so (???)
#00 pc 00000000009ff99c /data/app/~~_PdYgyuAfoQxyBa5bq7stg==/com.mars.avgchapters-YF5-38bpqIzwfzx3JuDY3A==/lib/arm64/libunity.so (???)
#00 pc 000000000050774c /data/app/~~_PdYgyuAfoQxyBa5bq7stg==/com.mars.avgchapters-YF5-38bpqIzwfzx3JuDY3A==/lib/arm64/libunity.so (???)
#00 pc 00000000004b38a0 /data/app/~~_PdYgyuAfoQxyBa5bq7stg==/com.mars.avgchapters-YF5-38bpqIzwfzx3JuDY3A==/lib/arm64/libunity.so (???)
#00 pc 00000000004b3c74 /data/app/~~_PdYgyuAfoQxyBa5bq7stg==/com.mars.avgchapters-YF5-38bpqIzwfzx3JuDY3A==/lib/arm64/libunity.so (UnitySendMessage+68)
#00 pc 00000000006def6c /data/app/~~_PdYgyuAfoQxyBa5bq7stg==/com.mars.avgchapters-YF5-38bpqIzwfzx3JuDY3A==/lib/arm64/libunity.so (???)
at com.unity3d.player.UnityPlayer.nativeUnitySendMessage (Native method)
at com.unity3d.player.UnityPlayer.UnitySendMessage (unavailable)
at com.mars.avgchapters.MopubAdMgr.onRewardedVideoLoadSuccess (MopubAdMgr.java:202)
at com.mopub.mobileads.MoPubRewardedVideoManager$2.forEach (MoPubRewardedVideoManager.java:724)
at com.mopub.mobileads.MoPubRewardedVideoManager$ForEachAdUnitIdRunnable.run (MoPubRewardedVideoManager.java:984)
at android.os.Handler.handleCallback (Handler.java:938)
at android.os.Handler.dispatchMessage (Handler.java:99)
at android.os.Looper.loop (Looper.java:246)
at android.app.ActivityThread.main (ActivityThread.java:8414)
at java.lang.reflect.Method.invoke (Native method)
at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run (RuntimeInit.java:596)
at com.android.internal.os.ZygoteInit.main (ZygoteInit.java:1130)

 

I have the same problem. Unity 2020.1.7. Appeared after adding Appodeal, repeats on Samsung
Samsung Galaxy Note10 Lite Android 11 (SDK 30). It seems like ad initialization contains some error because loading a scene without Appodeal.Initialize works fine.

 

any solution found??