BIP2939
Severity
20 : Error
Message
(<insert_1>, <insert_2>) : Unsuitable function or procedure <insert_3>.<insert_4>.
Explanation
The program is attempting to call a function which is defined but either returns a value when none is required or does not return a value when one is required
Response
Correct the syntax of your ESQL expression in node <insert_1>, around line and column <insert_2>, then redeploy the message flow.