Re: [xwiki-users] security concern: XWikiGuest rolling back - xwiki-users@xwiki.org

24 Feb 2009

...
  I don't think this is correct since you're not
saving the  
 modifications... They'll be in the cache when but they go out of the  
 cache you'll have lost your changes.

 See http://code.xwiki.org/xwiki/bin/view/Snippets/SettingRightsSnippet

 -Vincent 
Thanks Vincent. I thought I need to save, but then when I do, I get -

Exception while saving document Patterns.ObjectsToTalkWith
Wrapped Exception: Row was updated or deleted by another transaction (or unsaved-value
mapping was incorrect): xpn.xwiki.objects.String Property#<?xml version="1.0"
encoding="UTF-8"?>

<dead-field></dead-field&

See:
http://patternlanguagenetwork.myxwiki.org/xwiki/bin/view/scripts/fixrights