<img src="http://dl.dropbox.com/u/72651057/error_message.gif" border="0" />
File: dl.dropbox.com/u/72651057/empty_project.capx
Your .capx works fine in Chrome here. Is the problem consistent across different browsers? Sometimes browser addons can cause problems.
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I don�t know why, but it�s ok now. Thanks anyway, Ashley.