Fatal error: Uncaught Error: Call to undefined function MailerLiteForms\deactivate_plugins() in /data01/virt20245/domeenid/www.triniti.ee/htdocs/wp-content/plugins/official-mailerlite-sign-up-forms/src/Core.php:100 Stack trace: #0 /data01/virt20245/domeenid/www.triniti.ee/htdocs/wp-content/plugins/official-mailerlite-sign-up-forms/src/Core.php(79): MailerLiteForms\Core::deactivatePlugin() #1 /data01/virt20245/domeenid/www.triniti.ee/htdocs/wp-content/plugins/official-mailerlite-sign-up-forms/src/Core.php(19): MailerLiteForms\Core::hasServerRequirements() #2 /data01/virt20245/domeenid/www.triniti.ee/htdocs/wp-content/plugins/official-mailerlite-sign-up-forms/mailerlite.php(47): MailerLiteForms\Core->__construct() #3 /data01/virt20245/domeenid/www.triniti.ee/htdocs/wp-settings.php(428): include_once('/data01/virt202...') #4 /data01/virt20245/domeenid/www.triniti.ee/htdocs/wp-config.php(84): require_once('/data01/virt202...') #5 /data01/virt20245/domeenid/www.triniti.ee/htdocs/wp-load.php(50): require_once('/data01/virt202.. in /data01/virt20245/domeenid/www.triniti.ee/htdocs/wp-content/plugins/official-mailerlite-sign-up-forms/src/Core.php on line 100