BIP2529
Severity
20 : Error
Message
(<insert_1>, <insert_2>) : The datasource <insert_3> does not support CASE expressions.
Explanation
CASE expressions are not supported by this data source.
Response
Correct the syntax of your ESQL expression in node <insert_1>, around line and column <insert_2>, then redeploy the message flow: Rewrite the expression to avoid use of CASE, or connect to a different data source.