Problems after upgrade

We have some isisues after upgrade to latest version:

1 - First

Warning: preg_match_all() expects parameter 1 to be string, array given in /var/www/vhosts/zeosing.com/bt.zeosing.com/components/com_easyblog/helpers/audio.php on line 36 Warning: preg_match_all() expects parameter 1 to be string, array given in /var/www/vhosts/zeosing.com/bt.zeosing.com/components/com_easyblog/helpers/audio.php on line 36 Warning: preg_match_all() expects parameter 1 to be string, array given in /var/www/vhosts/zeosing.com/bt.zeosing.com/components/com_easyblog/helpers/audio.php on line 36 Warning: preg_match_all() expects parameter 1 to be string, array given in /var/www/vhosts/zeosing.com/bt.zeosing.com/components/com_easyblog/helpers/audio.php on line 36 Warning: preg_match_all() expects parameter 1 to be string, array given in /var/www/vhosts/zeosing.com/bt.zeosing.com/components/com_easyblog/helpers/audio.php on line 36 Warning: preg_match_all() expects parameter 1 to be string, array given in /var/www/vhosts/zeosing.com/bt.zeosing.com/components/com_easyblog/helpers/audio.php on line 36 Warning: preg_match_all() expects parameter 1 to be string, array given in /var/www/vhosts/zeosing.com/bt.zeosing.com/components/com_easyblog/helpers/audio.php on line 36 Warning: preg_match_all() expects parameter 1 to be string, array given in /var/www/vhosts/zeosing.com/bt.zeosing.com/components/com_easyblog/helpers/audio.php on line 36 

I donwload and upgrade the file audio.php from this post Audio but now widgetkit doesn´t work at all, worst solution than the original problem

2- Second

TypeError: style.test is not a function

/plugins/system/t3/base/js/off-canvas.js

Line 134

This error involves Easy blog, beacuse only happens when easyblog load it´s scrips in other pages the off-canvas navigation works fine, and of course we need no mantain the off-canvas navigation.