That looks a lot like the bug i reported ages ago...
https://jira.xwiki.org/browse/XWIKI-10234?filter=-2
--
View this message in context:
http://xwiki.475771.n2.nabble.com/Attachments-get-deleted-permanently-tp760…
Sent from the XWiki- Users mailing list archive at
Nabble.com.