Authorization failed - Adding record by mail

Hi!
When I am trying to add a record using mail, I get this reply back.
How can I fix this?

Authorization failed

You are not authorized to add record.

.............................................................................................................................

<XXXX@XXXX.no> wrote :
Hele navnet ditt : XXX XXX XXX
Adresse 1 : XXX
Adresse 2 :
Din e-post :

XXXX@XXXX.no
Post nummer : NNNN
Sted : XXXX
Ledsagers hele navn : YYY YYY YYY

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