Have you tried breaking down that method even further to figure out where the issue is? I had a similar issue with the editor crashing repeatedly here 3 Verse lines that crash UEFN over and over until you remove them Took a long time to find as well
Only thing I notice is on this line below, what’s with the [] ?
if(NumStraightCards:= straightCards.GetNumCards[], NumStraightCards >= 5) :