Unreal engine won't launch [HELP ME]

I have installed Unreal engine download but when I launched it this error shown up.

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Take a look at this thread: https://answers.unrealengine/questions/12975/unreal-engine-wont-launch-error-code-0xc000007b.html (the post from 0xDEADBEEF) :slight_smile:

This forum is for UE4 not UDK (UE3). UDK forums are here: https://forums.epicgames/forums/366-UDK