BIP2478
Severity
20 : Error
Message
(<insert_1>, <insert_2>) : Path argument to <insert_3> must not specify a list.
Explanation
The path argument supplied to the <insert_3> function must point to a single field only.
Response
Correct the syntax of your ESQL expression in node <insert_1>, around line and column <insert_2>, then redeploy the message flow: Ensure that the path argument points to a single field.