BIP2493
Severity
20 : Error
Message
(<insert_0>, <insert_1>) : Illegal type for parameter '<insert_3>' of the function '<insert_2>'. A list field reference is required.
Explanation
The expression supplying the parameter must evalaute to a value of a suitable type. The given expression cannot possibly do so.
Response
Correct the logic of the ESQL program and re-deploy the message flow.