When setting up ACC on MID server, "Operational Intelligence Metrics" extension gives error: Connection error: websocket: close 1008 (policy violation): Connection denied because OI extension is down due to errorIssue When setting up ACC on MID server, "Operational Intelligence Metrics" extension gives error: Connection error: websocket: close 1008 (policy violation): Connection denied because OI extension is down due to error. (To verify, open MID server record, in Discovery View, under Extension Contexts tab, check the error message for Operational Intelligence Metrics extension)CauseClotho for MetricBase has not been configured for the instance. To verify, follow KB0691885ResolutionPlease open a support case with ServiceNow and request Clotho for MetricBase to be configured for the instance.