Button actions are not working in workbench

[#1]

Hi,

I'm using workbench and developed application uisng C#.net and drag and drop qlikview objects into .net.

Now the button "Clear" is not working in web browser.

Is there any procedure to follow for working the button action in workbench ?

Thanks in advance.

[#2]

Expecting help from any senior qlikview persons on this.

Thanks in advance.