I try to add a mailbox into this group and get the same error:
Based on testing, it is an expected behavior, here are detailed information about it:
- By default, the GlobalReaders group is not assigned any roles. However, it will be a member of the "View-Only Organization Management" role group and will inherit the rights of that group.
- Here are role that contained in the "View-Only Organization Management" group:
- I check on those two roles, the "Get-RecipientPermission" command doesn't contained in them:
So, your account doesn't have the permission to run “Get-RecipientPermission” and “Get-EXORecipientPermission”
Since this group is hosted on AAD, I add the AAD tag on this thread to introduce AAD engineers work on this thread.
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