some problems after update

hi! a have some problems after updates. Site not working.
The plugin/theme was skipped as it was too large to scan before the server killed the process.
Fatal error: Uncaught Error: Call to undefined function is_plugin_active() in /projects/<b>*</b><b>/html/wp-content/themes/jevelin/inc/helpers.php:1952 Stack trace: #0 /projects/</b><b></b>/html/wp-content/themes/jevelin/inc/init.php(30): include() #1 /projects/<b></b><b>/html/wp-content/themes/jevelin/inc/init.php(142): Jevelin_Theme_Includes::{closure}(’/projects/rootl…’) #2 /projects/</b><b></b>/html/wp-content/themes/jevelin/inc/init.php(159): Jevelin_Theme_Includes::include_isolated(’/projects/rootl…’) #3 /projects/<b></b><b>/html/wp-content/themes/jevelin/inc/init.php(45): Jevelin_Theme_Includes::include_child_first(’/helpers.php’) #4 /projects/</b><b></b>/html/wp-content/themes/jevelin/inc/init.php(226): Jevelin_Theme_Includes::init() #5 /projects/<b></b><b>/html/wp-content/themes/jevelin/functions.php(6): require_once(’/projects/rootl…’) #6 /projects/</b><b></b>/html/wp-settings.php(443): include(’/projects/rootl…’) #7 /projects/<b></b><b>/html/wp-config.php(89): require_once(’/projects/rootl. in /projects/</b><b>*</b>/html/wp-content/themes/jevelin/inc/helpers.php on line 1952
Popular choice
Professional Developers At Your Fingertips!
If you need services beyond standard support, we've got your back!
Services we offer:
Graphic work / visualizations Full WordPress development and design
We use cookies to enhance your experience. By continuing to visit this site you agree to our use of cookies.