In this post, you’ll learn about the SQL error code 21253 in InterSystems IRIS database the reason why you are receiving the TSQL message when using the InterSystems IRIS data platform
Error Code :
21253
Reason for the Error code 21253 in InterSystems IRIS DBMS
Parameter ‘@add_to_active_directory’ cannot be set to TRUE because Active Directory client package is not installed properly on the machine where SQL Server is running.