From: smcv <smcv@web>
Date: Mon, 8 Sep 2014 22:25:00 +0000 (-0400)
Subject: possible debugging aid
X-Git-Tag: 3.20140916~79
X-Git-Url: http://git.vanrenterghem.biz/git.ikiwiki.info.git/commitdiff_plain/c69120058ba671e1c6863796b511710f5df3efa2

possible debugging aid
---

diff --git a/doc/bugs/garbled_non-ascii_characters_in_body_in_web_interface.mdwn b/doc/bugs/garbled_non-ascii_characters_in_body_in_web_interface.mdwn
index 1722c0f6e..e80c52ba6 100644
--- a/doc/bugs/garbled_non-ascii_characters_in_body_in_web_interface.mdwn
+++ b/doc/bugs/garbled_non-ascii_characters_in_body_in_web_interface.mdwn
@@ -60,6 +60,17 @@ Clicking on the Cancel button yields the following warning:
 Error: Cannot decode string with wide characters at /usr/lib/x86_64-linux-gnu/perl/5.20/Encode.pm line 215.
 ~~~~
 
+> Looks as though you might be able to get a Python-style backtrace for this
+> by setting `$Carp::Verbose = 1`.
+>
+> The error is that we're taking some string (which string? only a backtrace
+> would tell you) that is already flagged as Unicode, and trying to decode
+> it from byte-blob to Unicode again, analogous to this Python:
+>
+>     some_bytes.decode('utf-8').decode('utf-8')
+>
+> --[[smcv]]
+
 The apache logs yield:
 
 ~~~~