I think the two issues are actually the same problem.
Sorry I pasted in the wrong game files! Obviously I meant the logs etc from CK3.
There's no crash in this game recorded in that dxdiag, but there are some possible Windows issues. Please run these two Windows repair tools, see if they find anything to fix.
.NET
Describes the .NET Framework Repair Tool and how to obtain it.
support.microsoft.com
SCANNOW:
Describes how to use the System File Checker tool to troubleshoot missing or corrupted system files in Windows 8.1, Windows 8, Windows 7 or Windows Vista.
support.microsoft.com