Fixed a bug in the language class when outputting an error for an unfound file.
diff --git a/system/libraries/Language.php b/system/libraries/Language.php
index cf6d532..b679c89 100644
--- a/system/libraries/Language.php
+++ b/system/libraries/Language.php
@@ -78,7 +78,7 @@
 			}
 			else
 			{
-				show_error('Unable to load the requested language file: language/'.$langfile);
+				show_error('Unable to load the requested language file: language/'.$idiom.'/'.$langfile);
 			}
 		}