Removed closing PHP tags, replaced with a comment block identifying the end of the file
diff --git a/system/libraries/Encrypt.php b/system/libraries/Encrypt.php
index 9a784d2..4b13efd 100644
--- a/system/libraries/Encrypt.php
+++ b/system/libraries/Encrypt.php
@@ -481,4 +481,6 @@
 }

 

 // END CI_Encrypt class

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