Index: branches/RC/core/kernel/nparser/compiler.php
===================================================================
diff -u -N -r10027 -r10098
--- branches/RC/core/kernel/nparser/compiler.php	(.../compiler.php)	(revision 10027)
+++ branches/RC/core/kernel/nparser/compiler.php	(.../compiler.php)	(revision 10098)
@@ -80,7 +80,7 @@
 			else {
 				$info = pathinfo($full_path);
 				if (isset($info['extension']) && $info['extension'] == 'tpl') {
-					$this->Templates[] = array('module' => strtolower($options['Name']), 'path' => str_replace(FULL_PATH.'/'.$options['Path'].'admin_templates/', '', preg_replace('/\.tpl$/', '', $full_path)));
+					$this->Templates[] = array('module' => mb_strtolower($options['Name']), 'path' => str_replace(FULL_PATH.'/'.$options['Path'].'admin_templates/', '', preg_replace('/\.tpl$/', '', $full_path)));
 				}
 			}
 		}