InterSystems IRIS TSQL Code 528 System error detected during attempt to

In this post, you’ll learn about the SQL error code 528 in InterSystems IRIS database the reason why you are receiving the TSQL message when using the InterSystems IRIS data platform

Error Code :

528

Reason for the Error code 528 in InterSystems IRIS DBMS

System error detected during attempt to use the ‘upsleep’ system function.