Hi guys . i wonder how i can trap the following errors in access 2000 forms.
I have the database tables in sql server 2000 and front end is made by access 2000
forms. I be happy if some one show me how i can trap these errors and promt aproperte message
to the user when they violate them using forms.Thanks

1)Violation of not null constraint
2)primary key violation
3)Trigger violation
4)and other erros