SUM engine troubleshooting SUM stops responding sum_service_x64 does not launch locally in SLES 12 SP3 beta 2 SUM unexpectedly logs off users SUM displays component failed validation error SUM displays zero free space on a drive Text is not translated SUM restricts multiple connections to a server or shared resource by the same user SUM reports port errors Browser closes connection with SUM SUM does not allow user to log off as expected