This issue has been confirmed as a conflict between AMD RX5700 series graphic cards and latest Unreal Engine builds.
Please update your graphic card driver at
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If the issue persists, please extract the installer with 7zip or a comparable program, opens the path\Packages\Drivers\Display\WT6A_INF\B349181(19.12.2 ver.)
I extracted and uploaded the dll file for your convenience, you can download it
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Copy the atidxx64.dll to Paralogue0.22\WindowsNoEditor\Paralogue\Binaries\Win64
Then you should be all set.