Aegir 2.x returns the following error message
strict warning: Non-static method view::load() should not be called statically in /var/aegir/hostmaster-6.x-2.1/profiles/hostmaster/modules/views/views.module on line 1113.
It's due to a conflict between Views 3.x and PHP 5.4. For example, your server uses PHP 5.4 or more recent. And you updated Drupal core for Aegir to Drupal 6.34 or more recent and this error message is showing on all Aegir pages.
Option 1: Install "disable_messages" module. And disable all messages related to:
Read more here, under "How to hide only specific error messages to specific users" section.
Option 2: Patch Views 3.x. Read more at https://www.drupal.org/node/780156 or https://www.drupal.org/node/893128#comment-4760978
Option 3: Turn off Strict warnings in your "php.ini" file. Read more at https://www.drupal.org/node/1833170#comment-6994142 or https://www.drupal.org/node/465332#comment-6533810