Thank you,

How and where ?

I configured only this:

cat /Library/Server/Mail/Data/shared/shared-mailboxes 

* user=masteruser lr

masteruser is ok for all masters (mailmaster) ?

Luda

Am 09.04.2019 um 09:33 schrieb Aki Tuomi <aki.tuomi@open-xchange.com>:

Hi!

You need to grant the master user rights in your ACL file.

Aki