Index: trunk/kernel/include/theme.php
===================================================================
diff -u -r962 -r1016
--- trunk/kernel/include/theme.php	(.../theme.php)	(revision 962)
+++ trunk/kernel/include/theme.php	(.../theme.php)	(revision 1016)
@@ -711,8 +711,8 @@
 			$rs->Free();
 		}
 
-		$missingThemes=array_diff($HDDThemes,$DBThemes);
-		$orphanThemes=array_diff($DBThemes,$HDDThemes);
+		$missingThemes=array_udiff($HDDThemes,$DBThemes,stricmp);
+		$orphanThemes=array_udiff($DBThemes,$HDDThemes,stricmp);
 
 		if($orphanThemes)
 		{