Title: Fatal error Last modified: March 25, 2023 --- # Fatal error * [annedenicourt](https://wordpress.org/support/users/annedenicourt/) * (@annedenicourt) * [3 years, 1 month ago](https://wordpress.org/support/topic/fatal-error-4401/) * Hi, I manage a website for a friend and I had this error message this morning… I tried to update the plugin wpbakery and suddenly, I couldn’t access to my admin area and my website.. **Fatal error**: Uncaught Error: Call to undefined function vc_map() in /htdocs/wp-content/plugins/greeneerio-vc-addons/vc-addons/greeneerio_slider. php:67 Stack trace: #0 /htdocs/wp-content/plugins/greeneerio-vc-addons/vc-addon- greeneerio.php(23): require_once() #1 /htdocs/wp-includes/class-wp-hook.php(308): greeneerio_file(”) #2 /htdocs/wp-includes/class-wp-hook.php(332): WP_Hook->apply_filters( NULL, Array) #3 /htdocs/wp-includes/plugin.php(517): WP_Hook->do_action(Array)# 4 /htdocs/wp-settings.php(617): do_action(‘init’) #5 /htdocs/wp-config.php(125): require_once(‘/htdocs/wp-sett…’) #6 /htdocs/wp-load.php(50): require_once(‘/htdocs/ wp-conf…’) #7 /htdocs/wp-blog-header.php(13): require_once(‘/htdocs/wp-load…’)# 8 /htdocs/index.php(17): require(‘/htdocs/wp-blog…’) #9 {main} thrown in **/htdocs/ wp-content/plugins/greeneerio-vc-addons/vc-addons/greeneerio_slider.php** on line **67** * The page I need help with: _[[log in](https://login.wordpress.org/?redirect_to=https%3A%2F%2Fwordpress.org%2Fsupport%2Ftopic%2Ffatal-error-4401%2F%3Foutput_format%3Dmd&locale=en_US) to see the link]_ Viewing 4 replies - 1 through 4 (of 4 total) * [lisa](https://wordpress.org/support/users/contentiskey/) * (@contentiskey) * [3 years, 1 month ago](https://wordpress.org/support/topic/fatal-error-4401/#post-16594136) * You’ll need access the the **webhosting account** for the website you are working with- once you are inside the webhosting account you can temporarily deactivate all plugins by renaming the PLUGINS directory to something like plugins-dol. in the webhosting account, look for the file manager area and the WP-Content directory. * Deactivating all plugins is a good first step to try to gain access to the normal area you work in WP-Admin and do further troubleshooting about plugin(s) that might not be working for you. - This reply was modified 3 years, 1 month ago by [lisa](https://wordpress.org/support/users/contentiskey/). * Thread Starter [annedenicourt](https://wordpress.org/support/users/annedenicourt/) * (@annedenicourt) * [3 years, 1 month ago](https://wordpress.org/support/topic/fatal-error-4401/#post-16594191) * I’m not sure to understand very well. I’m sorry, I’m French 🙂 I changed the name of my plugin directory and it doesn’t work. Maybe I did something wrong ! * Thread Starter [annedenicourt](https://wordpress.org/support/users/annedenicourt/) * (@annedenicourt) * [3 years, 1 month ago](https://wordpress.org/support/topic/fatal-error-4401/#post-16594216) * when I try to connect to mywebsite.com/wp-admin I have another error message … Uncaught Error: Call to undefined function is_plugin_active() in /htdocs/wp-content/ themes/greeneeriochild/functions.php:15 Stack trace: #0 /htdocs/wp-includes/class- wp-hook.php(308): remove_wpseo_title_rewrite(”) #1 /htdocs/wp-includes/class- wp-hook.php(332): WP_Hook->apply_filters(NULL, Array) #2 /htdocs/wp-includes/ plugin.php(517): WP_Hook->do_action(Array) #3 /htdocs/wp-settings.php(617): do_action(‘ init’) #4 /htdocs/wp-config.php(125): require_once(‘/htdocs/wp-sett…’) #5 /htdocs/ wp-load.php(50): require_once(‘/htdocs/wp-conf…’) #6 /htdocs/wp-admin/admin.php( 34): require_once(‘/htdocs/wp-load…’) #7 /htdocs/wp-admin/index.php(10): require_once(‘/ htdocs/wp-admi…’) #8 {main} thrown in **/htdocs/wp-content/themes/greeneeriochild/ functions.php** on line **15** * [lisa](https://wordpress.org/support/users/contentiskey/) * (@contentiskey) * [3 years, 1 month ago](https://wordpress.org/support/topic/fatal-error-4401/#post-16594695) * is this the name of your active theme? **greeneeriochild** * try this: * You’ll need access the the **webhosting account** for the website you are working with- once you are inside the webhosting account you can temporarily deactivate the active theme by renaming the active theme’s directory to something like theme- old. in the webhosting account, look for the file manager area and the WP-Content directory. * Deactivating the active theme is a good step to try to gain access to the normal area you work in WP-Admin and do further troubleshooting about themes(s) that might not be working for you. * be sure you have on of the default WordPress themes installed in your Themes folder ex. twenty twenty theme - This reply was modified 3 years, 1 month ago by [lisa](https://wordpress.org/support/users/contentiskey/). - This reply was modified 3 years, 1 month ago by [lisa](https://wordpress.org/support/users/contentiskey/). - This reply was modified 3 years, 1 month ago by [lisa](https://wordpress.org/support/users/contentiskey/). Viewing 4 replies - 1 through 4 (of 4 total) The topic ‘Fatal error’ is closed to new replies. * In: [Fixing WordPress](https://wordpress.org/support/forum/how-to-and-troubleshooting/) * 4 replies * 2 participants * Last reply from: [lisa](https://wordpress.org/support/users/contentiskey/) * Last activity: [3 years, 1 month ago](https://wordpress.org/support/topic/fatal-error-4401/#post-16594695) * Status: not resolved ## Topics ### Topics with no replies ### Non-support topics ### Resolved topics ### Unresolved topics ### All topics