Firebug not showing any scripts

I have ton of scripts on the page and they are not showing in Firebug Script tab. I get first error: Failed to load so开发者_StackOverflow中文版urce for: /a/j/milonic/milonic_src.js and that is all I see. I don't have control over this line. Many scripts are working on the page, nothing shows up. Please help.

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Try to load the js file in an another browser tab : http://yourdomain/a/j/milonic/milonic_src.js

Can you open it?

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Try using the Google Chrome browser; right click and then 'inspect element'.