Removed closing PHP tags, replaced with a comment block identifying the end of the file
diff --git a/system/libraries/URI.php b/system/libraries/URI.php
index 8ee888a..26a7b4a 100644
--- a/system/libraries/URI.php
+++ b/system/libraries/URI.php
@@ -586,4 +586,6 @@
 

 }

 // END URI Class

-?>
\ No newline at end of file
+
+/* End of file URI.php */
+/* Location: ./system/libraries/URI.php */
\ No newline at end of file