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

It may also be due to "302 Moved Temporarily" error. You can check it in firebug's Net tab.

Answer 2

One other potential cause of the “Reload the page to get source for” message is the server returning an empty response. Check the response headers for Content-Length:0. If this isn't what you anticipated for the response, it is probably time to do some debugging on the server side of things. Note that empty responses do not always cause the "Reload the page to get source for" message -- however, I encountered at least one situation where this was the underlying problem.

Answer 3

I got this message displayed while opening a page that had a content-encoding error. The page returned gzip compressed data, but a HTTP module corrupted the gzip content.

Answer 4

You have 2 possibilities:

• Try first to update Firebug to a new version (even if it's beta) and try to debug. If the issue will persit try to downgrade to an older version (you might have to modify install.rdf file inside xpi file by opening it as compressed file: http://kb.mozillazine.org/Editing_an_add-on_to_change_its_compatibility)

• Try to change your server, for example you can try to host your pages through XAMPP/LAMPP