i have a page that contained some controls (labels,calendar,txtbox,dropdownlist.....) . there is 2 events that couse to the weird event .<BR>1. in the page there is a textbox that have autopostback that when the is text change some other textboxs update .<BR>2. there is a dropdownlist that also have autopostback .<BR><BR>NOWWW when i write some text in the TextBox and the next action is to press the DropDownList .... ALLL the controls in the page goes emptyyyy (and when i test with debug it doesnt happend) , there is no reason why it should happend (labels?! -&#062; empty) why????????<BR>if someone knows some answer to this event pls it will be very helpfull amir .