In this post, you’ll learn about the SQL error code 16859 in InterSystems IRIS database the reason why you are receiving the TSQL message when using the InterSystems IRIS data platform
Error Code :
16859
Reason for the Error code 16859 in InterSystems IRIS DBMS
SQL Web Assistant: @dayflags must be 1, 2, 4, 8, 16, 32, or 64.