How To Connect SQL Server database with Vijeo Citect 7.20

I have any trouble about connection from SQL Database server with Vijeo Citect version 7.20, I've made a database in Microsoft SQL Server, and I was made query in trigger table, the Query Executed has successfully but if I run the VijeoCitect, Fail command has appear, my cicode query has created with use an IP server database (IP Computer) , But isn't work.
can you tell me how to solve it? thankyou

Thank you for your great tricks, but It still can't work, I don't know what the mistakes about the connection from SQL DB to Citect