Thread:Extension talk:Scribunto/MASSIVE Problem yet nearly everything else is working proplerly.../reply (5)

I'm curious why you upgraded to 1.22 instead of 1.23, since 1.22 won't be supported much longer. Anyway, you'll want to turn on $wgShowExceptionDetails or check the server log to get the full backtrace of the exception. Post that here and we'll be able to figure out what the problem is.