||System health monitoring for Vantage systems (NewSQL Engine and ML Engine) may no longer work after upgrade if prior Fabric or Driver restart issues exist.
||After upgrade, delete restart issues.
||If metadata request fails, Viewpoint reports incomplete metrics for failed query until fabric cleans up query state.
||In some cases, error message returned to end user lacks information about cause of error.
||None. If you need additional details about the failure, contact Teradata Customer Support to retrieve support bundle for failed query.