LowLevelTasks::FTask::Init<FTaskGraphCompatibilityImplementation::QueueTask'::5'::< lambda_1> >'::5'::<lambda_1>::operator()() [C:\BuildAgent\work\b731a33f2a691e17\UE4\Engine\Source\Runtime\Core\Public\Async\Fundamental\Task.h:501] FactoryGameSteam_Core_Win64_Shipping!LowLevelTasks::TTaskDelegate<LowLevelTasks::FTask * cdecl(bool),48>::TTaskDelegateIm pl<LowLevelTasks::FTask::Init<FTaskGraphCompatibilityImplementation::QueueTask'::5'::<lambda_1> >'::5'::<lambda_1>,0>::CallAndMove() [C:\BuildAgent\work\b731a33f2a691e17\UE4\Engine\Source\Runtime\Core\Public\Async\Fundamental\TaskDelegate.h:171] FactoryGameSteam_Core_Win64_Shipping!LowLevelTasks::FTask::ExecuteTask() [C:\BuildAgent\work\b731a33f2a691e17\UE4\Engine\Source\Runtime\Core\Public\Async\Fundamental\Task.h:627] FactoryGameSteam_Core_Win64_Shipping!LowLevelTasks::FScheduler::TryExecuteTaskFrom<LowLevelTasks::TLocalQueueRegistry<1024 >::TLocalQueue,&LowLevelTasks::TLocalQueueRegistry<1024>::TLocalQueue::DequeueGlobal,0>() [C:\BuildAgent\work\b731a33f2a691e17\UE4\Engine\Source\Runtime\Core\Private\Async\Fundamental\Scheduler.cpp:349] FactoryGameSteam_Core_Win64_Shipping!LowLevelTasks::FScheduler::WorkerMain() [C:\BuildAgent\work\b731a33f2a691e17\UE4\Engine\Source\Runtime\Core\Private\Async\Fundamental\Scheduler.cpp:378] FactoryGameSteam_Core_Win64_Shipping!UE::Core::Private::Function::TFunctionRefCaller<LowLevelTasks::FScheduler: :CreateWorker'::2'::<lambda_1>,void cdecl(void)>::Call() [C:\BuildAgent\work\b731a33f2a691e17\UE4\Engine\Source\Runtime\Core\Public\Templates\Function.h:480] FactoryGameSteam_Core_Win64_Shipping!FThreadImpl::Run() [C:\BuildAgent\work\b731a33f2a691e17\UE4\Engine\Source\Runtime\Core\P rivate\HAL\Thread.cpp:68] FactoryGameSteam_Core_Win64_Shipping!FRunnableThreadWin::Run() [C:\BuildAgent\work\b731a33f2a691e17\UE4\Engine\Source\Runtime\Core\Private\Windows\WindowsRunnableThread.cpp:149]-dx11 argument from your game's launch arguments."Shader compilation failures are Fatal." is a bug in 1.0 unrelated to mods and can be fixed by adding or removing the -dx11 launch argument from your game. For more info see >dx11