Fatal error: Uncaught Error: Class 'Magento\TestFramework\Helper\Bootstrap' not found in /home/fastmicr/public_html/bg.livolo.bg/vendor/dotmailer/dotmailer-magento2-extension/Test/Integration/_files/customer.php:5 Stack trace: #0 /home/fastmicr/public_html/bg.livolo.bg/vendor/dotmailer/dotmailer-magento2-extension/Test/Integration/_files/wishlist.php(3): require() #1 /home/fastmicr/public_html/bg.livolo.bg/vendor/dotmailer/dotmailer-magento2-extension/Test/Integration/Adminhtml/Developer/HistoricalWishlistDataRefreshTest.php(5): include('/home/fastmicr/...') #2 {main} thrown in /home/fastmicr/public_html/bg.livolo.bg/vendor/dotmailer/dotmailer-magento2-extension/Test/Integration/_files/customer.php on line 5