Error with connection failure Error that is related to connection failure. Symptoms You might encounter the ERR_CONN_FAILED error when you are working on Resource Metric Viewer models. Resolving the problem To resolve this issue, follow these steps:Restart Jazz for Service Management server. Restart DB2 database. Parent topic: Troubleshooting Tivoli Netcool Performance Manager - Application Studio and Common reporting Related tasks: Starting Jazz for Service Management application servers Installing Resource Metric Viewer