Fatal error

Is anyone else getting this fatal error that is crashing their website?

Error Details
=============
An error of type E_ERROR was caused in line 2926 of the file /path/to/my/wordpress/plugins/mailpoet/generated/FreeCachedContainer.php. Error message: Uncaught Error: Class 'MailPoet\Form\Templates\Templates\Template7Popup' not found in /path/to/my/wordpress/plugins/mailpoet/generated/FreeCachedContainer.php:2926
Stack trace:
#0 /path/to/my/wordpress/plugins/mailpoet/generated/FreeCachedContainer.php(1724): MailPoetGenerated\FreeCachedContainer->getTemplateRepositoryService()
#1 /path/to/my/wordpress/plugins/mailpoet/generated/FreeCachedContainer.php(2516): MailPoetGenerated\FreeCachedContainer->getFormFactoryService()
#2 /path/to/my/wordpress/plugins/mailpoet/generated/FreeCachedContainer.php(1309): MailPoetGenerated\FreeCachedContainer->getPopulatorService()
#3 /path/to/my/wordpress/plugins/mailpoet/generated/FreeCachedContainer.php(1342): MailPoetGenerated\FreeCachedContainer->getActivatorService()

I had to revert my MailPoet version in order to get this fixed.