sp_BlitzCache gives a "divide by zero error encountered."
Clearly, without a doubt, that's a bug. You'll want to post it there.


https://github.com/BrentOzarULTD/SQL-Server-First-Responder-Kit/issues


I'm guessing MaxCompileMemory is 0 for you? This is the only division I see, 

CASE WHEN CompileMemory &gt; 1024 AND ((CompileMemory) / (1 * MaxCompileMemory) * 100.) &gt;= 10. THEN ', High Compile Memory' ELSE '' END, 3, 200000) 


Update

Filed here and fixed with this patch.