Legacy exchange dn in the "to" field in outlook
Description of the error:
When booking coexistence a meeting room in Planner, the meeting rooms outlook address is replaced with it's legacy exchange dn, for example
George Michael
The error only happens with Exchange integrated meeting rooms.
Solution:
The problem is that the address book isn't updated. This is a Microsoft error, so Pronestor can't fix it.
But there are several guides online on how to fix this in outlook.
For example this link https://community.spiceworks.com/topic/1985480-outlook-2013-showing-legacyexchangedn
We have also used this fix to force outlook to update its address book:
- Close outlook - Go to %userprofile%\AppData\Local\Microsoft\Outlook\ - Search for all .OAB files - Delete all .OAB files - Restart outlook