[Crash] "Assertion failed: FMallocBinned2::FPoolInfo::IsSupportedSize(Size)"

Hi!

I’m randomly experience an error on android which causes in the crash of app:


2020-03-05 16:19:37.565 4228-4299/de.mariusbutz.uegoogleadsdemo D/UE4: Assertion failed: FMallocBinned2::FPoolInfo::IsSupportedSize(Size) [File:D:/Build/++UE4/Sync/Engine/Source/Runtime/Core/Private/HAL/MallocBinned2.cpp] [Line: 789] 
2020-03-05 16:19:37.565 4228-4299/de.mariusbutz.uegoogleadsdemo D/UE4: [2020.03.05-15.19.37:565]  0]Assertion failed: FMallocBinned2::FPoolInfo::IsSupportedSize(Size) [File:D:/Build/++UE4/Sync/Engine/Source/Runtime/Core/Private/HAL/MallocBinned2.cpp] [Line: 789] 
2020-03-05 16:19:37.565 4228-4299/de.mariusbutz.uegoogleadsdemo D/UE4: [2020.03.05-15.19.37:565]  0]LogAndroid: Error: === Critical error: ===
2020-03-05 16:19:37.565 4228-4299/de.mariusbutz.uegoogleadsdemo D/UE4: [2020.03.05-15.19.37:565]  0]LogAndroid: Error: 
2020-03-05 16:19:37.565 4228-4299/de.mariusbutz.uegoogleadsdemo D/UE4: [2020.03.05-15.19.37:565]  0]LogAndroid: Error: Assertion failed: FMallocBinned2::FPoolInfo::IsSupportedSize(Size) [File:D:/Build/++UE4/Sync/Engine/Source/Runtime/Core/Private/HAL/MallocBinned2.cpp] [Line: 789] 
2020-03-05 16:19:37.565 4228-4299/de.mariusbutz.uegoogleadsdemo D/UE4: [2020.03.05-15.19.37:565]  0]LogAndroid: Error: 
2020-03-05 16:19:37.565 4228-4299/de.mariusbutz.uegoogleadsdemo D/UE4: [2020.03.05-15.19.37:565]  0]LogAndroid: Error: [Callstack] 0x00000076880CA7E4 libUE4.so(0x0000000004BC67E4)!FDebug::CheckVerifyFailedImpl(char const*, char const*, int, char16_t const*, ...)  ]
2020-03-05 16:19:37.565 4228-4299/de.mariusbutz.uegoogleadsdemo D/UE4: [2020.03.05-15.19.37:565]  0]LogAndroid: Error: [Callstack] 0x0000007687FA762C libUE4.so(0x0000000004AA362C)!FMallocBinned2::MallocExternalLarge(unsigned long long, unsigned int)  ]
2020-03-05 16:19:37.566 4228-4299/de.mariusbutz.uegoogleadsdemo D/UE4: [2020.03.05-15.19.37:565]  0]LogAndroid: Error: [Callstack] 0x0000007687FD0B08 libUE4.so(0x0000000004ACCB08)!FMallocPoisonProxy::Realloc(void*, unsigned long long, unsigned int)  ]
2020-03-05 16:19:37.566 4228-4299/de.mariusbutz.uegoogleadsdemo D/UE4: [2020.03.05-15.19.37:566]  0]LogAndroid: Error: [Callstack] 0x0000007687FC8188 libUE4.so(0x0000000004AC4188)!FMemory::Realloc(void*, unsigned long long, unsigned int)  ]
2020-03-05 16:19:37.566 4228-4299/de.mariusbutz.uegoogleadsdemo D/UE4: [2020.03.05-15.19.37:566]  0]LogAndroid: Error: [Callstack] 0x00000076879316FC libUE4.so(0x000000000442D6FC)!TArray<char16_t, TSizedDefaultAllocator<32> >::ResizeForCopy(int, int)  ]
2020-03-05 16:19:37.566 4228-4299/de.mariusbutz.uegoogleadsdemo D/UE4: [2020.03.05-15.19.37:566]  0]LogAndroid: Error: [Callstack] 0x000000768794E568 libUE4.so(0x000000000444A568)![Unknown]()  ]
2020-03-05 16:19:37.566 4228-4299/de.mariusbutz.uegoogleadsdemo D/UE4: [2020.03.05-15.19.37:566]  0]LogAndroid: Error: [Callstack] 0x0000007687930980 libUE4.so(0x000000000442C980)!TGraphTask<FFunctionGraphTask>::ExecuteTask(TArray<FBaseGraphTask*, TSizedDefaultAllocator<32> >&, ENamedThreads::Type)  ]
2020-03-05 16:19:37.566 4228-4299/de.mariusbutz.uegoogleadsdemo D/UE4: [2020.03.05-15.19.37:566]  0]LogAndroid: Error: [Callstack] 0x0000007687F24974 libUE4.so(0x0000000004A20974)!FNamedTaskThread::ProcessTasksNamedThread(int, bool)  ]
2020-03-05 16:19:37.566 4228-4299/de.mariusbutz.uegoogleadsdemo D/UE4: [2020.03.05-15.19.37:566]  0]LogAndroid: Error: [Callstack] 0x0000007687F2396C libUE4.so(0x0000000004A1F96C)!FNamedTaskThread::ProcessTasksUntilIdle(int)  ]
2020-03-05 16:19:37.566 4228-4299/de.mariusbutz.uegoogleadsdemo D/UE4: [2020.03.05-15.19.37:566]  0]LogAndroid: Error: [Callstack] 0x0000007688F5DF60 libUE4.so(0x0000000005A59F60)!FlushRenderingCommands(bool)  ]
2020-03-05 16:19:37.566 4228-4299/de.mariusbutz.uegoogleadsdemo D/UE4: [2020.03.05-15.19.37:566]  0]LogAndroid: Error: [Callstack] 0x0000007688F6EF54 libUE4.so(0x0000000005A6AF54)!StartRenderingThread()  ]
2020-03-05 16:19:37.566 4228-4299/de.mariusbutz.uegoogleadsdemo D/UE4: [2020.03.05-15.19.37:566]  0]LogAndroid: Error: [Callstack] 0x00000076879267A8 libUE4.so(0x00000000044227A8)!FEngineLoop::PreInitPreStartupScreen(char16_t const*)  ]
2020-03-05 16:19:37.566 4228-4299/de.mariusbutz.uegoogleadsdemo D/UE4: [2020.03.05-15.19.37:566]  0]LogAndroid: Error: [Callstack] 0x0000007687912814 libUE4.so(0x000000000440E814)!FEngineLoop::PreInit(int, char16_t**, char16_t const*)  ]
2020-03-05 16:19:37.566 4228-4299/de.mariusbutz.uegoogleadsdemo D/UE4: [2020.03.05-15.19.37:566]  0]LogAndroid: Error: [Callstack] 0x00000076879122CC libUE4.so(0x000000000440E2CC)!AndroidMain(android_app*)  ]
2020-03-05 16:19:37.566 4228-4299/de.mariusbutz.uegoogleadsdemo D/UE4: [2020.03.05-15.19.37:566]  0]LogAndroid: Error: [Callstack] 0x000000768791FF6C libUE4.so(0x000000000441BF6C)!android_main()  ]
2020-03-05 16:19:37.566 4228-4299/de.mariusbutz.uegoogleadsdemo D/UE4: [2020.03.05-15.19.37:566]  0]LogAndroid: Error: [Callstack] 0x00000076879438FC libUE4.so(0x000000000443F8FC)![Unknown]()  ]
2020-03-05 16:19:37.566 4228-4299/de.mariusbutz.uegoogleadsdemo D/UE4: [2020.03.05-15.19.37:566]  0]LogAndroid: Error: [Callstack] 0x00000076B2406D08 libc.so(0x0000000000067D08)![Unknown]()  ]
2020-03-05 16:19:37.566 4228-4299/de.mariusbutz.uegoogleadsdemo D/UE4: [2020.03.05-15.19.37:566]  0]LogAndroid: Error: [Callstack] 0x00000076B23BE34C libc.so(0x000000000001F34C)![Unknown]()  ]
2020-03-05 16:19:37.566 4228-4299/de.mariusbutz.uegoogleadsdemo D/UE4: [2020.03.05-15.19.37:566]  0]LogAndroid: Error: 
2020-03-05 16:19:37.566 4228-4299/de.mariusbutz.uegoogleadsdemo I/chatty: uid=10772(u0_a772) Thread-7 identical 2 lines
2020-03-05 16:19:37.567 4228-4299/de.mariusbutz.uegoogleadsdemo D/UE4: [2020.03.05-15.19.37:566]  0]LogAndroid: Error: 

I’m working on a google ads mobile sdk implementation for android and have therefor some custom BP Nodes and android UPL code. But nothing special. Does someone of you have an idea how to fix this?
I already tried to check the addresses with the addr2line tool, but it gave me an “File Format not recognized” error.

Thanks already! :slight_smile: