additional distribution groups to my contact list in Microsoft Lync 2010, I
received the following message: “Cannot add contact group. The Contacts list
already contains the maximum number of distribution groups.” This article
explains the cause of this message and the solution.
Author: Greg Anthony
Publication date: January 2011
Product version: Microsoft Lync
additional distribution groups to my contact list in Lync, I received the
following message (Figure 1): “Cannot add contact group. The Contacts list
already contains the maximum number of distribution groups.”
Figure 1. Cannot add contact group message
What Caused This?
I searched through the client management cmdlets in the Lync
documentation in the Technical Library and found the following information
about CsClientPolicy for the related
Indicates the maximum number of distribution groups that a
The ability to configure this setting gives administrators
more control over this policy than in Communicator. However, the default value for
MaximumDGsAllowedInContactList is 10,
and this setting may be too low for your users.
In my lab I changed this setting to the maximum value, 64, by
running the following cmdlet:
Then, I signed out and signed back in and was able to add
additional distribution groups.
At first, this message seems to be an error when, in fact,
it is a new setting that you can use for client management. This setting is
controlled by the administrator through client in-band provisioning.
To learn more, check out the following:
Lync Server Resources
- Lync Server 2010 documentation in the TechNet Library
- DrRez blog
- Lync Server and Communications Server resources