2346369 - Error: "The system had not been completely updated to release 7.42"

Checking the syntax or activating a customer owned code (function module or report) the following error message is shown:
"Couldn't find Error Message: E READ 027 because the system is running with the database objects from release 740. The system has not completely upgraded to release 742."

SAP Netweaver with kernel 7.42

E READ 027, READ027,  , KBA , ecc , transaction , se80 , class , se38 , transaktion , se37 , se24 , 7.40 , BC-I18-UNI , Unicode , BC-ABA-LA , Syntax, Compiler, Runtime , BC-ABA , ABAP Runtime Environment - ABAP Language Issues Only , BC-DWB-TOO-FUB , Function Builder , Problem