- bugfix: undef comparison

bin/slubsipbuilder.pl

@@ -298,7 +298,7 @@ sub main {
     my $mods;
     if (defined $ppn) {
         $mods = get_mods_from($url, $ppn);
-        if (1 == $with_debug) {
+        if ($with_debug) {
             write_file("DEBUG_${ppn}_mods.xml", $mods);
         }
     # remove the <xml /> from beginning of the answer