BIP2579
Severity
20 : Error
Message
(<insert_1>, <insert_2>) : The function <insert_3> was not known.
Explanation
<insert_3> was not known as a function.
Response
Correct the syntax of your ESQL expression in node <insert_1>, around line and column <insert_2>, then redeploy the message flow: Rewrite the SQL expression so that the condition does not occur.