Fatal error: Uncaught Error: Class 'Doctrine\Common\Collections\ArrayCollection' not found in /home/app/htdocs/lidia/vendor/simshaun/recurr/src/Recurr/RecurrenceCollection.php:18 Stack trace: #0 {main} thrown in /home/app/htdocs/lidia/vendor/simshaun/recurr/src/Recurr/RecurrenceCollection.php on line 18