I tried to upgrade to the latest Suffusion theme 3.4.7, and it fails- this is the message. How do I go back one version, or restore? Or fix so this .css file can be copied? Thanks!
"Downloading update from http://wordpress.org/extend/themes/download/suffusion.3.4.7.zip.
Unpacking the update.
Could not copy file /public_html/wp-content/upgrade/suffusion.tmp/suffusion/gray-2.css "