Android crash forces app to quit

Hi everyone!

I’m currently working on an unreal engine plugin to provide GDPR compliant ads on android. I’ve coded some wrapper methods to call native java methods through blueprints, but since a few hours, I’m getting the following crash log and for me, it doesn’t look like an crash caused by me:

2020-03-04 22:57:07.565 15181-15207/? D/UE4: Assertion failed: FMallocBinned2::FPoolInfo::IsSupportedSize(Size) [File:D:/Build/++UE4/Sync/Engine/Source/Runtime/Core/Private/HAL/MallocBinned2.cpp] [Line: 789] 
2020-03-04 22:57:07.566 15181-15207/? D/UE4: [2020.03.04-21.57.07:566][322]Assertion failed: FMallocBinned2::FPoolInfo::IsSupportedSize(Size) [File:D:/Build/++UE4/Sync/Engine/Source/Runtime/Core/Private/HAL/MallocBinned2.cpp] [Line: 789] 
2020-03-04 22:57:07.566 15181-15207/? D/UE4: [2020.03.04-21.57.07:566][322]LogAndroid: Error: === Critical error: ===
2020-03-04 22:57:07.566 15181-15207/? D/UE4: [2020.03.04-21.57.07:566][322]LogAndroid: Error: 
2020-03-04 22:57:07.566 15181-15207/? D/UE4: [2020.03.04-21.57.07:566][322]LogAndroid: Error: Assertion failed: FMallocBinned2::FPoolInfo::IsSupportedSize(Size) [File:D:/Build/++UE4/Sync/Engine/Source/Runtime/Core/Private/HAL/MallocBinned2.cpp] [Line: 789] 
2020-03-04 22:57:07.566 15181-15207/? D/UE4: [2020.03.04-21.57.07:566][322]LogAndroid: Error: 
2020-03-04 22:57:07.566 15181-15207/? D/UE4: [2020.03.04-21.57.07:566][322]LogAndroid: Error: [Callstack] 0x000000768808548C libUE4.so(0x0000000004BC548C)!FDebug::CheckVerifyFailedImpl(char const*, char const*, int, char16_t const*, ...)  []
2020-03-04 22:57:07.566 15181-15207/? D/UE4: [2020.03.04-21.57.07:566][322]LogAndroid: Error: [Callstack] 0x0000007687F622D4 libUE4.so(0x0000000004AA22D4)!FMallocBinned2::MallocExternalLarge(unsigned long long, unsigned int)  []
2020-03-04 22:57:07.566 15181-15207/? D/UE4: [2020.03.04-21.57.07:566][322]LogAndroid: Error: [Callstack] 0x0000007687F8C7B0 libUE4.so(0x0000000004ACC7B0)!FMallocPoisonProxy::Realloc(void*, unsigned long long, unsigned int)  []
2020-03-04 22:57:07.566 15181-15207/? D/UE4: [2020.03.04-21.57.07:566][322]LogAndroid: Error: [Callstack] 0x0000007687F83E30 libUE4.so(0x0000000004AC3E30)!FMemory::Realloc(void*, unsigned long long, unsigned int)  []
2020-03-04 22:57:07.566 15181-15207/? D/UE4: [2020.03.04-21.57.07:566][322]LogAndroid: Error: [Callstack] 0x00000076878EF32C libUE4.so(0x000000000442F32C)!TArray<char16_t, TSizedDefaultAllocator<32> >::ResizeForCopy(int, int)  []
2020-03-04 22:57:07.566 15181-15207/? D/UE4: [2020.03.04-21.57.07:566][322]LogAndroid: Error: [Callstack] 0x0000007687911AF8 libUE4.so(0x0000000004451AF8)![Unknown]()  []
2020-03-04 22:57:07.566 15181-15207/? D/UE4: [2020.03.04-21.57.07:566][322]LogAndroid: Error: [Callstack] 0x00000076878EE5B0 libUE4.so(0x000000000442E5B0)!TGraphTask<FFunctionGraphTask>::ExecuteTask(TArray<FBaseGraphTask*, TSizedDefaultAllocator<32> >&, ENamedThreads::Type)  []
2020-03-04 22:57:07.566 15181-15207/? D/UE4: [2020.03.04-21.57.07:566][322]LogAndroid: Error: [Callstack] 0x0000007687EE261C libUE4.so(0x0000000004A2261C)!FNamedTaskThread::ProcessTasksNamedThread(int, bool)  []
2020-03-04 22:57:07.566 15181-15207/? D/UE4: [2020.03.04-21.57.07:566][322]LogAndroid: Error: [Callstack] 0x0000007687EE1570 libUE4.so(0x0000000004A21570)!FNamedTaskThread::ProcessTasksUntilQuit(int)  []
2020-03-04 22:57:07.567 15181-15207/? D/UE4: [2020.03.04-21.57.07:566][322]LogAndroid: Error: [Callstack] 0x0000007687EDEF0C libUE4.so(0x0000000004A1EF0C)!FTaskGraphImplementation::WaitUntilTasksComplete(TArray<TRefCountPtr<FGraphEvent>, TInlineAllocator<4u, TSizedDefaultAllocator<32> > > const&, ENamedThreads::Type)  []
2020-03-04 22:57:07.567 15181-15207/? D/UE4: [2020.03.04-21.57.07:567][322]LogAndroid: Error: [Callstack] 0x000000768AD18360 libUE4.so(0x0000000007858360)!FTickTaskSequencer::ReleaseTickGroup(ETickingGroup, bool)  []
2020-03-04 22:57:07.567 15181-15207/? D/UE4: [2020.03.04-21.57.07:567][322]LogAndroid: Error: [Callstack] 0x000000768AD1395C libUE4.so(0x000000000785395C)!FTickTaskManager::RunTickGroup(ETickingGroup, bool)  []
2020-03-04 22:57:07.567 15181-15207/? D/UE4: [2020.03.04-21.57.07:567][322]LogAndroid: Error: [Callstack] 0x000000768A649DE0 libUE4.so(0x0000000007189DE0)!UWorld::Tick(ELevelTick, float)  []
2020-03-04 22:57:07.567 15181-15207/? D/UE4: [2020.03.04-21.57.07:567][322]LogAndroid: Error: [Callstack] 0x000000768A4C0FE0 libUE4.so(0x0000000007000FE0)!UGameEngine::Tick(float, bool)  []
2020-03-04 22:57:07.567 15181-15207/? D/UE4: [2020.03.04-21.57.07:567][322]LogAndroid: Error: [Callstack] 0x00000076878D7158 libUE4.so(0x0000000004417158)!FEngineLoop::Tick()  []
2020-03-04 22:57:07.567 15181-15207/? D/UE4: [2020.03.04-21.57.07:567][322]LogAndroid: Error: [Callstack] 0x00000076878CF264 libUE4.so(0x000000000440F264)!AndroidMain(android_app*)  []
2020-03-04 22:57:07.567 15181-15207/? D/UE4: [2020.03.04-21.57.07:567][322]LogAndroid: Error: [Callstack] 0x00000076878DCB9C libUE4.so(0x000000000441CB9C)!android_main()  []
2020-03-04 22:57:07.567 15181-15207/? D/UE4: [2020.03.04-21.57.07:567][322]LogAndroid: Error: [Callstack] 0x000000768790352C libUE4.so(0x000000000444352C)![Unknown]()  []
2020-03-04 22:57:07.567 15181-15207/? D/UE4: [2020.03.04-21.57.07:567][322]LogAndroid: Error: [Callstack] 0x00000076B2406D08 libc.so(0x0000000000067D08)![Unknown]()  []
2020-03-04 22:57:07.567 15181-15207/? D/UE4: [2020.03.04-21.57.07:567][322]LogAndroid: Error: [Callstack] 0x00000076B23BE34C libc.so(0x000000000001F34C)![Unknown]()  []
2020-03-04 22:57:07.567 15181-15207/? D/UE4: [2020.03.04-21.57.07:567][322]LogAndroid: Error: 

I hope you have an idea whats the crash is causing!
Best whishes :slight_smile: