Listener.log meldet Duplicate entry Fehler

Jetzt wird es noch seltsamer.
Eine Gruppe habe ich nun komplett gelöscht. Das listener.log zeigt nun ein Fehler bei create mit einer riesen Liste von Usern:

07.10.14 09:25:07.553  LISTENER    ( PROCESS ) : ox-groups: transaction deferred: dn='cn=sales-int,cn=groups,dc=sysgo,dc=com' ['/opt/open-xchange/sbin/creategroup', '--displayname=Team: Sales Group International', '--addmembers=98,321,73,370,314,278,300,313,311,347,55,316,60,233,98,321,73,370,314,278,300,313,311,347,55,316,60,233,98,321,73,370,314,278,300,313,311,347,55,316,60,233,98,321,73,370,314,278,300,313,311,347,55,316,60,233,98,321,73,370,314,278,300,313,311,347,55,316,60,233,98,321,73,370,314,278,300,313,311,347,55,316,60,233,278,98,321,73,370,314,300,313,311,347,55,316,60,233,98,321,73,370,314,278,300,313,311,347,55,316,60,233,370,347,321,316,314,313,311,300,278,233,98,73,60,55', '--adminuser=oxadmin', '--adminpass=xxxxl', '--contextid=10', '--name=sales-int'] returned 108: group in context 10 could not be created: 
Server response:
 No such user