Title: Fixed possible random "OSError: [Errno 9] Bad file descriptor" in GUI
Level: 1
Component: multisite
Compatible: compat
Version: 1.2.8p19
Date: 1488182205
Class: fix

During rendering of any page in the GUI this error could occur. Restarting the
apache of the site should be a workaround the issue for some time unitl applying
the fix shipped with this change.
