Symptoms
Assume that you want to make a call by using Lync for Mac 2011. You enter a plus sign (+) on the dial pad when you try to dial a telephone number. In this situation, you receive the following error message:
Character not valid
Resolution
To resolve the issue, install the following cumulative update:
2844274 Description of the Microsoft Lync for Mac 2011 14.0.5 update
More Information
For more information about dial plans and normalization rules, go to the following Microsoft website:
General information about dial plans and normalization rulesFor more information about how to configure dial plans and normalization rules, go to the following Microsoft website: