PRCS-01105
Server category {0} of Parallel Query server pool {1} has the following non-leaf active CSS role: {2}
Cause
The server category of the server pool did not have ACTIVE_CSS_ROLE=LEAF as required for the parallel query helper service of the policy-managed databases in a Flex Cluster.
Action
Modify the Parallel Query server pool to use a server category that has the leaf active CSS role or modify the server category to use ACTIVE_CSS_ROLE=LEAF.