After upgrading Roundcube from 1.4.1 to 1.4.4 - mime_magic problem

[aro_2003]

Hello,

After upgrading Roundcube from 1.4.1 to 1.4.4
a message appeared

--
Your configuration files are now up-to-date!
WARNING: File type detection doesn't work properly!
Please check the 'mime_magic' config option or the finfo functions of PHP and run this script again.
Executing database schema update.
This instance of Roundcube is up-to-date.
Have fun!
All done.
--

The Roundcube page does not start (it is white)
Please help
Greetings

[JohnDoh]

have you corrected the mime_magic path in your config?

check the roundcube error log for more info on why you got a blank screen.