Troubleshooting Guide: MID ServerDescription MID Server Upgrade Issues Symptoms MID Server status is Down in the MID Server listDiscovery scans get stuckMID Server does not keep runningMID Server status is Up but is not responding MID Server User Credential Issues Symptoms All MID Servers are downCIs are duplicated during DiscoveryMID Server keeps going downMID agent log is reporting 404, could not authenticateMID Server upgrade is hungCannot restart MID Server ResolutionMID Server Upgrade Issues Troubleshoot: Has the instance been recently upgraded manually or via QPP patch? Solution: Resolve communication issues between the MID and the instanceSolution: Resolve local environment issues on the MID Server host MID Server User Credential Issues Troubleshoot: Is the MID Server user credential valid?Solution: Resolve MID Server user credential issues Additional Information