BIP2939
Severity
20 : ErrorMessage
(<insert_0>, <insert_1>) : Unsuitable function or procedure '<insert_2>.<insert_3>'.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 requiredResponse
Correct the syntax of your ESQL expression in node '<insert_0>', around line and column '<insert_1>', then redeploy the message flow.