Fatal error: Uncaught Error: Call to undefined function is_plugin_active() in /home/mfmroc5/public_html/wp-content/plugins/charitable/includes/charitable-core-functions.php:1014
Stack trace:
#0 /home/mfmroc5/public_html/wp-content/plugins/charitable/includes/gateways/class-charitable-gateways.php(137): charitable_square_legacy_mode()
#1 /home/mfmroc5/public_html/wp-includes/class-wp-hook.php(307): Charitable_Gateways->register_gateways('')
#2 /home/mfmroc5/public_html/wp-includes/class-wp-hook.php(331): WP_Hook->apply_filters(NULL, Array)
#3 /home/mfmroc5/public_html/wp-includes/plugin.php(476): WP_Hook->do_action(Array)
#4 /home/mfmroc5/public_html/wp-settings.php(598): do_action('init')
#5 /home/mfmroc5/public_html/wp-config.php(90): require_once('/home/mfmroc5/p...')
#6 /home/mfmroc5/public_html/wp-load.php(50): require_once('/home/mfmroc5/p...')
#7 /home/mfmroc5/public_html/wp-blog-header.php(13): require_once('/home/mfmroc5/p...')
#8 /home/mfmroc5/public_html/index.php(17): require('/home/mfmroc5/p...')
#9 {main}
thrown in /home/mfmroc5/public_html/wp-content/plugins/charitable/includes/charitable-core-functions.php on line 1014