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"Cannot add, remove, or move contacts or groups at this time"


Deleting the SIP Profile

  1. Close Lync completely by right-clicking the Lync icon in the Windows System Tray and selecting Exit.
  2. Open Windows Explorer and navigate to the folder that corresponds to the Lync client version that is installed




  1. Delete the sip_username directory that matches the sip address of the user experiencing the issues.  This directory will be rebuilt when the Lync client is restarted the next time.
  2. Restart the computer
  3. Restart the Lync client

The SIP profile folder and cached information will be rebuilt and the issues above should be resolved.

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