Method CI_URI::_fetch_uri_string() has been removed, removal of reference.
diff --git a/system/core/URI.php b/system/core/URI.php
index 15d6263..5f5a9ce 100644
--- a/system/core/URI.php
+++ b/system/core/URI.php
@@ -181,7 +181,6 @@
 	 * Will parse REQUEST_URI and automatically detect the URI from it,
 	 * while fixing the query string if necessary.
 	 *
-	 * @used-by	CI_URI::_fetch_uri_string()
 	 * @return	string
 	 */
 	protected function _parse_request_uri()