Blank

Hello everyone!

I just updated my Word Press to the latest version and after that i fgto a blank page on my site And Also on my login screen for WordPress:

– https://jt11.nl/
– https://jt11.nl/wp-admin/

So i found a trick somewhere to show what the error could be,
and as you can see on my site right now it says this:

Deprecated: Function set_magic_quotes_runtime () is deprecated in / customers/e/f/f/jt11.nl/httpd.www/wp-settings.php on line 32 Fatal error: Call to undefined method Arras_Widget_Tag_Cloud: WP_Widget_Tag_Cloud () in / customers/e/f/f/jt11.nl/httpd.www/wp-content/themes/arras/library/widgets.php on line 404 </ blockquote>

Only i do not know what this error means, i see it could be something with the tag-cloud or something? : P
So my question is now what does this error anyobody means,
and how to solve this error?

The theme i’m using is Arras, and i already done this update So hopefully anyone knows a solution!

Jelle