Fatal error: Uncaught Error: Call to undefined function MailerLiteForms\deactivate_plugins() in /homepages/36/d677994353/htdocs/app677994383/wp-content/plugins/official-mailerlite-sign-up-forms/src/Core.php:100 Stack trace: #0 /homepages/36/d677994353/htdocs/app677994383/wp-content/plugins/official-mailerlite-sign-up-forms/src/Core.php(79): MailerLiteForms\Core::deactivatePlugin() #1 /homepages/36/d677994353/htdocs/app677994383/wp-content/plugins/official-mailerlite-sign-up-forms/src/Core.php(19): MailerLiteForms\Core::hasServerRequirements() #2 /homepages/36/d677994353/htdocs/app677994383/wp-content/plugins/official-mailerlite-sign-up-forms/mailerlite.php(47): MailerLiteForms\Core->__construct() #3 /homepages/36/d677994353/htdocs/app677994383/wp-settings.php(418): include_once('/homepages/36/d...') #4 /homepages/36/d677994353/htdocs/app677994383/wp-config.php(147): require_once('/homepages/36/d...') #5 /homepages/36/d677994353/htdocs/app677994383/wp-load.php(50): require_once('/homepages/36/d...') #6 /homepages/36/d67799 in /homepages/36/d677994353/htdocs/app677994383/wp-content/plugins/official-mailerlite-sign-up-forms/src/Core.php on line 100