BIP2421

Severity

20 : Error

Message

(<insert_1>, <insert_2>) : Left hand operand to <insert_3> operator must be a scalar.

Explanation

The left hand operand to the operator was not a scalar valued expression.

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 left hand operator to the <insert_3> operator is a scalar.