Good morning, we have a scenario where when using ARS to add users to a shared mailbox the users which already have access to the shared mailbox are being removed ,(somehow) , has anyone else come across this? This has only occurred in the past few weeks…

This is probably as much an Exchange question as an Active Roles one, but is there any way to find out from Active Roles which Shared Mailboxes a user has access to?  We're sometimes asked to make a new user the same as an existing one and they don't always…