- Plesk 12.0 for Linux
Clicking on "Log in" button in Domains > Websites & Domains > domain_name > Wordpress > Log in redirects to a "File not found" page.
Wordpress authentication page is available via direct address.
This is a software issue with internal ID #PPPM-3119. The issue is fixed in Plesk 12.0 MU63.
Install all available updates using Plesk autoinstaller.