The Quality-Metric Agent returned invalid response. The Quality metric reports are not sent. Response Code: %1 Response Text: ...

The Quality-Metric Agent returned invalid response. The Quality metric reports are not sent.

Response Code: %1
Response Text: %2
QoE Agent: %3
GRUU: %4
Diagnostic Code: %5
Diagnostic Source: %6
Diagnostic Reason: %7

Cause: Either the Quality-Metric Agent is not running or unreachable.
Resolution:
Verify that Quality-Metric Agent is reachable from the computer running Lync Server. The response text and Diagnostic information may also indicate a configuration issue.