BIP2545
Severity
20 : Error
Message
(<insert_1>, <insert_2>) : The expression <insert_3> evaluates to a value of type <insert_4> but a value of type <insert_5> is expected.
Explanation
The given expression evaluates to NULL or to a data type which is not acceptable for its usage.
Response
Correct the syntax of your ESQL expression in node <insert_1>, around line and column <insert_2>, then redeploy the message flow.