## Network 404 error

I have an application which has run OK through the SDK tools.

When I run it I get a Network 404 as it attempts to load a file from the ext
folder. This file is the TabCloseMenu.js file in /ext/examples/ux

The file is correctly 'required' in the js files, but it is not included I noticed
in the jsb3 file automatically.

I've no idea why this particular file fails, but one thing that is different about it
is that it is a plugin so its used with