Do you have any idea what could cause this message: 'Failed to open document' in CS5/Mac?
Yesterday the file was working, but until this morning I couldn't open again. It's now showing a size of 0 kb.
Very strange. Here is the file
We usually see this message when one or more of the assets in the file is corrupted. Would you happen to remember what you did before you save and close the file? For example, did you make changes to text, movieclips, etc...
Flash Authoring, QA
Please read the following blog post for a solution to the Unexpected File Format Error: