Dedicated Server Crash

[2019.09.12-06.08.03:969][ 0]LogWindows: Error: === Critical error: ===
[2019.09.12-06.08.03:970][ 0]LogWindows: Error:
[2019.09.12-06.08.03:971][ 0]LogWindows: Error: Assertion failed: !GEventDrivenLoaderEnabled || LoadPhase > ELoadPhase::WaitingForHeader [File:D:\Program Files\UnrealEngine-release\Engine\Source\Runtime\CoreUObject\Private\Serialization\AsyncLoading.cpp] [Line: 7692]
[2019.09.12-06.08.03:971][ 0]LogWindows: Error:
[2019.09.12-06.08.03:972][ 0]LogWindows: Error:
[2019.09.12-06.08.03:973][ 0]LogWindows: Error:
[2019.09.12-06.08.03:973][ 0]LogWindows: Error: [Callstack] 0x00007ff89c48a839 KERNELBASE.dll!UnknownFunction []
[2019.09.12-06.08.03:975][ 0]LogWindows: Error: [Callstack] 0x00007ff608a53867 tankmServer.exe!ReportAssert() [D:\Program Files\UnrealEngine-release\Engine\Source\Runtime\Core\Private\Windows\WindowsPlatformCrashContext.cpp:553]
[2019.09.12-06.08.03:976][ 0]LogWindows: Error: [Callstack] 0x00007ff608a56643 tankmServer.exe!FWindowsErrorOutputDevice::Serialize() [D:\Program Files\UnrealEngine-release\Engine\Source\Runtime\Core\Private\Windows\WindowsErrorOutputDevice.cpp:79]
[2019.09.12-06.08.03:979][ 0]LogWindows: Error: [Callstack] 0x00007ff6088882ea tankmServer.exe!FOutputDevice::LogfImpl() [D:\Program Files\UnrealEngine-release\Engine\Source\Runtime\Core\Private\Misc\OutputDevice.cpp:71]
[2019.09.12-06.08.03:981][ 0]LogWindows: Error: [Callstack] 0x00007ff608815f47 tankmServer.exe!AssertFailedImplV() [D:\Program Files\UnrealEngine-release\Engine\Source\Runtime\Core\Private\Misc\AssertionMacros.cpp:101]
[2019.09.12-06.08.03:981][ 0]LogWindows: Error: [Callstack] 0x00007ff608816780 tankmServer.exe!FDebug::CheckVerifyFailedImpl() [D:\Program Files\UnrealEngine-release\Engine\Source\Runtime\Core\Private\Misc\AssertionMacros.cpp:439]
[2019.09.12-06.08.03:982][ 0]LogWindows: Error: [Callstack] 0x00007ff608ad16c9 tankmServer.exe!FArchiveAsync2::FlushPrecacheBlock() [D:\Program Files\UnrealEngine-release\Engine\Source\Runtime\CoreUObject\Private\Serialization\AsyncLoading.cpp:7692]
[2019.09.12-06.08.03:983][ 0]LogWindows: Error: [Callstack] 0x00007ff608ad129b tankmServer.exe!FArchiveAsync2::FlushCache() [D:\Program Files\UnrealEngine-release\Engine\Source\Runtime\CoreUObject\Private\Serialization\AsyncLoading.cpp:7708]
[2019.09.12-06.08.03:983][ 0]LogWindows: Error: [Callstack] 0x00007ff608abe6ae tankmServer.exe!FAsyncPackage::DetachLinker() [D:\Program Files\UnrealEngine-release\Engine\Source\Runtime\CoreUObject\Private\Serialization\AsyncLoading.cpp:5625]
[2019.09.12-06.08.03:986][ 0]LogWindows: Error: [Callstack] 0x00007ff608acf5b0 tankmServer.exe!FAsyncPackage::FinishObjects() [D:\Program Files\UnrealEngine-release\Engine\Source\Runtime\CoreUObject\Private\Serialization\AsyncLoading.cpp:6941]
[2019.09.12-06.08.03:989][ 0]LogWindows: Error: [Callstack] 0x00007ff608b04789 tankmServer.exe!FAsyncPackage::TickAsyncPackage() [D:\Program Files\UnrealEngine-release\Engine\Source\Runtime\CoreUObject\Private\Serialization\AsyncLoading.cpp:5876]
[2019.09.12-06.08.03:990][ 0]LogWindows: Error: [Callstack] 0x00007ff608ae6a81 tankmServer.exe!FAsyncLoadingThread::ProcessAsyncLoading() [D:\Program Files\UnrealEngine-release\Engine\Source\Runtime\CoreUObject\Private\Serialization\AsyncLoading.cpp:4515]
[2019.09.12-06.08.03:990][ 0]LogWindows: Error: [Callstack] 0x00007ff608b04c8a tankmServer.exe!FAsyncLoadingThread::TickAsyncThread() [D:\Program Files\UnrealEngine-release\Engine\Source\Runtime\CoreUObject\Private\Serialization\AsyncLoading.cpp:5269]
[2019.09.12-06.08.03:991][ 0]LogWindows: Error: [Callstack] 0x00007ff608b039fd tankmServer.exe!FAsyncLoadingThread::TickAsyncLoading() [D:\Program Files\UnrealEngine-release\Engine\Source\Runtime\CoreUObject\Private\Serialization\AsyncLoading.cpp:4972]
[2019.09.12-06.08.03:992][ 0]LogWindows: Error: [Callstack] 0x00007ff608ad0e1a tankmServer.exe!FlushAsyncLoading() [D:\Program Files\UnrealEngine-release\Engine\Source\Runtime\CoreUObject\Private\Serialization\AsyncLoading.cpp:7294]
[2019.09.12-06.08.03:992][ 0]LogWindows: Error: [Callstack] 0x00007ff608d05974 tankmServer.exe!LoadPackageInternal() [D:\Program Files\UnrealEngine-release\Engine\Source\Runtime\CoreUObject\Private\UObject\UObjectGlobals.cpp:1095]
[2019.09.12-06.08.03:993][ 0]LogWindows: Error: [Callstack] 0x00007ff608d054c5 tankmServer.exe!LoadPackage() [D:\Program Files\UnrealEngine-release\Engine\Source\Runtime\CoreUObject\Private\UObject\UObjectGlobals.cpp:1411]
[2019.09.12-06.08.03:998][ 0]LogWindows: Error: [Callstack] 0x00007ff608d13d9a tankmServer.exe!ResolveName() [D:\Program Files\UnrealEngine-release\Engine\Source\Runtime\CoreUObject\Private\UObject\UObjectGlobals.cpp:751]
[2019.09.12-06.08.03:998][ 0]LogWindows: Error: [Callstack] 0x00007ff608d1d781 tankmServer.exe!StaticLoadObjectInternal() [D:\Program Files\UnrealEngine-release\Engine\Source\Runtime\CoreUObject\Private\UObject\UObjectGlobals.cpp:813]
[2019.09.12-06.08.03:999][ 0]LogWindows: Error: [Callstack] 0x00007ff608d1dc5f tankmServer.exe!StaticLoadObjectInternal() [D:\Program Files\UnrealEngine-release\Engine\Source\Runtime\CoreUObject\Private\UObject\UObjectGlobals.cpp:864]
[2019.09.12-06.08.04:000][ 0]LogWindows: Error: [Callstack] 0x00007ff608d1cd3b tankmServer.exe!StaticLoadObject() [D:\Program Files\UnrealEngine-release\Engine\Source\Runtime\CoreUObject\Private\UObject\UObjectGlobals.cpp:888]
[2019.09.12-06.08.04:000][ 0]LogWindows: Error: [Callstack] 0x00007ff60a164214 tankmServer.exe!FAnimationUtils::GetDefaultAnimationCurveCompressionSettings() [D:\Program Files\UnrealEngine-release\Engine\Source\Runtime\Engine\Private\Animation\AnimationUtils.cpp:2250]
[2019.09.12-06.08.04:001][ 0]LogWindows: Error: [Callstack] 0x00007ff60a1bcc95 tankmServer.exe!UAnimSequence::UAnimSequence() [D:\Program Files\UnrealEngine-release\Engine\Source\Runtime\Engine\Private\Animation\AnimSequence.cpp:257]
[2019.09.12-06.08.04:002][ 0]LogWindows: Error: [Callstack] 0x00007ff608b1daad tankmServer.exe!UClass::CreateDefaultObject() [D:\Program Files\UnrealEngine-release\Engine\Source\Runtime\CoreUObject\Private\UObject\Class.cpp:3076]
[2019.09.12-06.08.04:003][ 0]LogWindows: Error: [Callstack] 0x00007ff608d1fab5 tankmServer.exe!UObjectLoadAllCompiledInDefaultProperties() [D:\Program Files\UnrealEngine-release\Engine\Source\Runtime\CoreUObject\Private\UObject\UObjectBase.cpp:789]
[2019.09.12-06.08.04:003][ 0]LogWindows: Error: [Callstack] 0x00007ff608d0ad3c tankmServer.exe!ProcessNewlyLoadedUObjects() [D:\Program Files\UnrealEngine-release\Engine\Source\Runtime\CoreUObject\Private\UObject\UObjectBase.cpp:869]
[2019.09.12-06.08.04:004][ 0]LogWindows: Error: [Callstack] 0x00007ff60820925d tankmServer.exe!FEngineLoop::PreInit() [D:\Program Files\UnrealEngine-release\Engine\Source\Runtime\Launch\Private\LaunchEngineLoop.cpp:2360]
[2019.09.12-06.08.04:005][ 0]LogWindows: Error: [Callstack] 0x00007ff608202476 tankmServer.exe!GuardedMain() [D:\Program Files\UnrealEngine-release\Engine\Source\Runtime\Launch\Private\Launch.cpp:129]
[2019.09.12-06.08.04:005][ 0]LogWindows: Error: [Callstack] 0x00007ff6082026ea tankmServer.exe!GuardedMainWrapper() [D:\Program Files\UnrealEngine-release\Engine\Source\Runtime\Launch\Private\Windows\LaunchWindows.cpp:145]
[2019.09.12-06.08.04:009][ 0]LogWindows: Error: [Callstack] 0x00007ff60820e383 tankmServer.exe!WinMain() [D:\Program Files\UnrealEngine-release\Engine\Source\Runtime\Launch\Private\Windows\LaunchWindows.cpp:275]
[2019.09.12-06.08.04:009][ 0]LogWindows: Error: [Callstack] 0x00007ff60be2c23a tankmServer.exe!__scrt_common_main_seh() [d:\agent_work\2\s\src\vctools\crt\vcstartup\src\startup\exe_common.inl:288]
[2019.09.12-06.08.04:011][ 0]LogWindows: Error: [Callstack] 0x00007ff89e5f7bd4 KERNEL32.DLL!UnknownFunction []
[2019.09.12-06.08.04:011][ 0]LogWindows: Error: [Callstack] 0x00007ff89e9ace71 ntdll.dll!UnknownFunction []
[2019.09.12-06.08.04:012][ 0]LogWindows: Error: