( ! ) Fatal error: Class 'Swift_Mime_MimePart' not found in /var/www/clients/client0/web4/web/vendor/swiftmailer/swiftmailer/lib/classes/Swift/Mime/SimpleMessage.php on line 16
Call Stack
#	Time	Memory	Function	Location
1	0.0000	363384	{main}( )	.../SimpleMessage.php:0