not authorized to delete job.. owned

[Oliver]

hello

first sorry for my bad english.

i will delete printer-job over the webinterface ( server:631 )

but i did not work
error_log
E [28/Jun/2007:20:32:10 +0200] cancel_job: "" not authorized to delete job id 5 owned by "Administrator"!


i will not login, any user are allow delete any job

but i did not work
<Location /jobs>
AuthClass System
AuthType Basic
Order Deny,Allow
Deny From None
Allow From all
</Location>


what must i do?
thanks