When I go to install the plugins from the installer, or try to update a plugin, WordPress always gives me this error (replace "redirection with plugin name"):
Downloading update from http://downloads.wordpress.org/plugin/redirection.zip
Warning: touch() [function.touch]: Unable to create file D:\Hosting\3825455\html/wp-content/redirection.zip because Permission denied in D:\Hosting\3825455\html\wp-admin\includes\file.php on line 174
Download failed.: Could not create Temporary file
Plugin upgrade Failed
I am logged in as the only user, the admin.