Event ID 9548

KB ID 0000140 Dtd 31/08/10

Problem

Disabled user <name> does not have a master account SID.

A Disabled Account does not have rights to its own mailbox.

Solution

Locate the disabled user in AD users and computers > Right click > Properties > Exchange Advanced > Mailbox Rights > Locate the SELF object > “Associated External account” > Allow.

UPDATE: If you have lots of these you can repair them with the NOMAS tool.

event 9548 Multiple errors NoMAS Use NoMAS

This is more of an annoyance than a problem – but if there are a lot of these errors it can kill the server.

Related Articles, References, Credits, or External Links

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Author: Migrated

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