1. ensure the problem is only related to remote accessing.
you can force a "refresh" on both locations, and see if one works and the other does not.
you can try more than one remote location.
ensure you are using the same browser, because it may be a browser compatibility problem.
2. when you are sure about point1, it will likely be a local file path used in your template. if you used paths like C:\asd\ in your template, that will only work on your own computer. All used files must be published through HFS to work over the net.