diff --git a/runtime/doc/version7.txt b/runtime/doc/version7.txt
index ead3618..c598635 100644
--- a/runtime/doc/version7.txt
+++ b/runtime/doc/version7.txt
@@ -1,4 +1,4 @@
-*version7.txt*  For Vim version 7.0aa.  Last change: 2005 Dec 12
+*version7.txt*  For Vim version 7.0aa.  Last change: 2005 Dec 13
 
 
 		  VIM REFERENCE MANUAL    by Bram Moolenaar
@@ -440,6 +440,16 @@
 |:sandbox|		Execute a command in the sandbox.
 
 
+Ex command arguments: ~
+
+|++bad|			Specify what happens with characters that can't be
+			converted and illegal bytes. (code example by Yasuhiro
+			Matsumoto)
+			Also, when a conversion error occurs or illegal bytes
+			are found include the line number in the error
+			message.
+
+
 New and extended functions: ~
 
 |add()|			append an item to a List