Index: branches/RC/core/kernel/parser/template.php
===================================================================
diff -u -N -r11227 -r11501
--- branches/RC/core/kernel/parser/template.php	(.../template.php)	(revision 11227)
+++ branches/RC/core/kernel/parser/template.php	(.../template.php)	(revision 11501)
@@ -200,7 +200,7 @@
 
 	function TemplateExists($filename)
 	{
-		$real_file = $this->GetRealFilename($filename);
+		$real_file = $this->GetRealFilename( strtolower($filename) );
 		if (!preg_match('/\.tpl$/', $real_file)) {
 			$real_file .= '.tpl';
 		}