I have MDI application with 3 child forms.One of the child forms i'm using for entering data in Access DB.I have made connection and everything is ok.I'm entering data deleting and all is ok.If i close that child form and open once again the data that was enter on the first opening od that form is here.The problem is when i exit from application and when i start once again and when i open the form for entering data the previous data is not in the DB. What is the problem.All same thing and steps if i do like a just one form not MDI is ok.

Please provide help what is that i must to do on closing the main form or exit!!!

Thanks

Almostly you use disconnected mode, so commit your dataset with newly changes.