hi, i am having a problem
i am using tab control in my application (its a database application)
And i have controls (i-e textbox and others) on the tabpages that are binded to data source (SQL Server in this case). i have used manual command(self Written using Parameters)
i am validating the controls value and incase of wrong entry or empty textbox a MessageBox is shown
well i have a update button and when i press update button, a messagebox is displayed i-e (MessageBox i have used to validate) and says that textbox is empty but i have binded it to datasource and its really empty but when i click on the tabpage wgere the textbox is present a valuie is shown then but before that its empty

Fadi