I am working with WordPress 3.5.8. Yesterday I made some changes into it to a friend. I don\'t know what happened, but after some time when I try to log in at wp-admin side and
[6] was spot on. I had the same problem ie a blank screen where wp-admin should have been Renaming plugins to pluginss let me get back in.
I also had a blank screen for my blog. The solution was to copy up a backup copy of wp-config,php somehow the 'live' wp-config.php had been replaced with a file size of zero.
It seems that it is very important to have an off-line backup The easy way to copy of the files is Filezilla (freeware)
You need a wordpress plugin for database backup - ie to back up all your pages and posts. But the pros will tell you that you need to get a
Peter