Characters within the title of a post that may affect permalinks thereto

Posted by Graham Perrin on Jul 31, 2009; 11:49am
URL: https://support.nabble.com/HELP-Having-an-issue-with-Replying-and-Flagged-Messages-tp2576526p3362123.html

Beyond the characters identified earlier in this topic: now I wonder about the plus sign,

+

Possible cross reference
Permalink for a post presents the wrong post