If you design movie with Flash5.0 or lower version, you can not read some swf files resource legally with resource extracting tool when you want to use resource in your work. It because that the files are made by Flash MX and compressed by Flash MX.
Swf files made by Flash MX can not be read or played with Flash5.0 or lower version. If you want to use these files, you must download a new player or something else. Now there is no problem!
