Don't use routes when displaying error page

lib/template.php

@@ -530,8 +530,10 @@ class OC_Template{
 		* @param string $hint An option hint message
 		*/
 	public static function printErrorPage( $error_msg, $hint = '' ) {
+		$content = new OC_Template( '', 'error', 'error' );
 		$errors = array(array('error' => $error_msg, 'hint' => $hint));
-		OC_Template::printGuestPage("", "error", array("errors" => $errors));
+		$content->assign( 'errors', $errors, false );
+		$content->printPage();
 		die();
 	}
 }

lib/templatelayout.php

@@ -31,7 +31,7 @@ class OC_TemplateLayout extends OC_Template {
 			}
 			$user_displayname = OC_User::getDisplayName();
 			$this->assign( 'user_displayname', $user_displayname );
-		} else if ($renderas == 'guest') {
+		} else if ($renderas == 'guest' || $renderas == 'error') {
 			parent::__construct('core', 'layout.guest');
 		} else {
 			parent::__construct('core', 'layout.base');
@@ -39,7 +39,7 @@ class OC_TemplateLayout extends OC_Template {
 		// Add the js files
 		$jsfiles = self::findJavascriptFiles(OC_Util::$scripts);
 		$this->assign('jsfiles', array(), false);
-		if (OC_Config::getValue('installed', false)) {
+		if (OC_Config::getValue('installed', false) && $renderas!='error') {
 			$this->append( 'jsfiles', OC_Helper::linkToRoute('js_config'));
 		}
 		if (!empty(OC_Util::$core_scripts)) {