--- trunk/webwork-modperl/lib/WeBWorK/ContentGenerator.pm	2002/09/27 23:53:42	562
+++ trunk/webwork-modperl/lib/WeBWorK/ContentGenerator.pm	2002/11/20 19:11:55	633
@@ -115,6 +115,10 @@
 				print $before;
 			}
 			
+			warn '$function undefined' if !defined $function;
+			warn '@ifstack undefined' if !defined @ifstack;
+			warn '@args undefined' if !defined @args;
+						
 			if ($function eq "if") {
 				push @ifstack, $self->$function(@_, [@args]);
 			} elsif ($function eq "else" and @ifstack > 1) {