button firing click event twice

Question

It seems that sometimes (but not always) my button click event is being fired twice. The fact that it seems to happen sometimes but not always is really puzzling me. Here is m

Answer 1

Just had to delve back into old school ASPX again and found this issue.

My form was set up like this.

The code behind was

Protected Sub lbtnSendLoginDetails_Click(sender As Object, e As EventArgs) Handles lbtnSendLoginDetails.Click

The answer for me was to remove the DefaultButton attribute from the Panel and add

TabIndex="4" 

to the LinkButton.