I'm sorry, my bad. I didn't know it doesn't support html. Thank you for you
response. I will check it out as soon as possible.

2016年7月5日(火) 19:56 Clemens Klein-Robbenhaar [via XWiki] <
[email protected]>:

> Hi Edvorg,
>
>   the error message means some pages (probably either XWiki/.ocumentTree
> or XWiki.DocumentTreeMacros)
> has lost their "programming rights", because they have been edited by a
> user without programming rights.
>
>  One option is that you have denied the "Admin" user the programming
> rights via your listener,
> by editing the first "XWiki.XWikiGlobalRights" object in the preferences,
> and that previously
> gave programming rights to the "XWiki.XWikiAdminGroup" .
>
>  You should be able to check this by viewing the XWiki.XWikiPreferences
> page in the object editor
> and inspect its XWiki.XWikiGlobalRights" object.
>
>  To avoid this, your code should loop over all "XWiki.XWikiGlobalRights"
> of the preferences page, and modify the one
> which has a value for "groups" as "XWiki.XWikiAllGroup" and a "allow" ==
> 1, possibly creating such an object if it does not exist
>
> Hope this helps
> Clemens
>
>
> P.S.: the code in your mail looks somewhat unformatted. Maybe you send it
> as HTML mail?
> The mailinglist software only delivers plain text mail, so it might be
> better to only send plain text mails, too
>
>
> Edvorg  wrote:
> > Hello. I'm trying to grant page delete right for all registered
> users.I'm
> > doing it by running this code in onEvent method of my
> > ApplicationReadyEventListenerif (contextProvider != null) {
>  XWikiContext
> > context = contextProvider.get();    if (context != null) {        XWiki
> > xwiki = context.getWiki();        DocumentReference dr = new
> > DocumentReference("xwiki", "XWiki", "XWikiPreferences");
> > XWikiDocument doc = xwiki.getDocument(dr, context);        BaseObject bo
> =
> > doc.getObject("XWiki.XWikiGlobalRights", true, context);
> > bo.set("groups", "XWiki.XWikiAllGroup", context);
>  bo.set("levels",
> > "view,comment,edit,script,delete", context);        bo.set("users", "",
> > context);        bo.set("allow", 1, context);
>  xwiki.saveDocument(doc,
> > context);    }}It does the job, but causes a new issue. Tree view on my
> page
> > stops working showing infinite loading whentrying to expand a node. The
> > browser developer tools shows me this exception:
> > https://gist.github.com/edvorg/acff4a58342edfa3485791a7ba57e172
> > <https://gist.github.com/edvorg/acff4a58342edfa3485791a7ba57e172>
> >
> >
> >
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