| Event Id | 2017 |
| Source | MAPS |
| Description | Plan attribute VirtualDirs not defined. |
| Event Information | According to Microsoft : Resolution: The MAPS plan chosen for the Customer does not contain the VirtualDirs multi-valued attribute. Add this attribute to the MAPS plan, and set it to list all the available POP3 and IMAP4 virtual directories. This can also indicate a problem communicating with the Membership Directory service. |
| Reference Links | Event ID 2017 of Source MAPS |
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