Error creating file. 1008:5,-5000 Access denied error
This error message is usually due to an issue with your Administrator rights for installing the FX-Viewer application program – The message is telling you that you can't install the tools and folders because you don't have full admin rights, or if you do, it can mean that you have damaged preference files on your Mac.
How to resolve
Locate your Applications Folder and do a "get info" on it, and then ensure your admin settings are "read & Write" but ensure you have "apply to enclosed items" by clicking on the settings fly out menu:
Now try the installation again and it should install correctly for you.