PHP warning removal

e107_handlers/application.php

@@ -1291,6 +1291,9 @@ class eRouter
 		// remove non existing languages
 		$lng = e107::getLanguage();
 		$lanList = $lng->installed();
+		
+		if(is_array($currentAliases))
+		{
 			foreach ($currentAliases as $lanCode => $aliases) 
 			{
 				$lanName = $lng->convert($lanCode);
@@ -1306,7 +1309,7 @@ class eRouter
 					if(!isset($currentConfig[$module])) unset($currentAliases[$lanCode][$alias]);
 				}
 			}
-		
+		}
 		return $currentAliases;
 	}