This is a common crash that has occurred since at least 4.12. Users have not provided any descriptions of their actions when the crash occurred. The callstack is similar to [Link Removed].
repro steps currently unknown
Unknown exception - code c06d007e (first/second chance not available) UE4Editor_TextureFormatDXT!__delayLoadHelper2() [delayhlp.cpp:323] UE4Editor_TextureFormatDXT!_tailMerge_nvtt_64_dll() UE4Editor_TextureFormatDXT!FNVTTCompressor::FNVTTCompressor() [textureformatdxt.cpp:129] UE4Editor_TextureFormatDXT!CompressImageUsingNVTT() [textureformatdxt.cpp:324] UE4Editor_TextureFormatDXT!FTextureFormatDXT::CompressImage() [textureformatdxt.cpp:481] UE4Editor_TextureCompressor!CompressMipChain() [texturecompressormodule.cpp:1734] UE4Editor_TextureCompressor!FTextureCompressorModule::BuildTexture() [texturecompressormodule.cpp:1859] UE4Editor_Engine!FTextureCacheDerivedDataWorker::BuildTexture() [texturederiveddatatask.cpp:148] UE4Editor_Engine!FTextureCacheDerivedDataWorker::DoWork() [texturederiveddatatask.cpp:312] UE4Editor_Engine!FAsyncTask<FTextureCacheDerivedDataWorker>::DoWork() [asyncwork.h:264] UE4Editor_Engine!FAsyncTask<FTextureCacheDerivedDataWorker>::DoThreadedWork() [asyncwork.h:288] UE4Editor_Core!FQueuedThread::Run() [threadingbase.cpp:451] UE4Editor_Core!FRunnableThreadWin::Run() [windowsrunnablethread.cpp:76]
There's no existing public thread on this issue, so head over to Questions & Answers just mention UE-52924 in the post.