Index: trunk/ippScripts/scripts/chip_imfile.pl
===================================================================
--- trunk/ippScripts/scripts/chip_imfile.pl	(revision 29893)
+++ trunk/ippScripts/scripts/chip_imfile.pl	(revision 29896)
@@ -83,5 +83,6 @@
 
 my $neb;
-if (file_scheme($outroot) eq 'neb') {
+my $scheme = file_scheme($outroot);
+if ($scheme and $scheme eq 'neb') {
     $neb = $ipprc->nebulous();
 }