What can cause a persistent “Reload the page to get source for” error in firebug?

Question

I\'m trying to debug the javascript of a specific page, and I keep seeing

Reload the page to get source for page.htm in Firebug.

On Chrome, I\'m

Answer 1

With firebug icon, you'll see a dropdown arrow. Click that arrow to open up the drop down menu.

Click Clear Activation List.

Refresh the page now.

Now under script tab you'd see the Reload link. Click that to reload the page again. This time when the page reloads, you'd see the script.