( ! ) Fatal error: Could not check compatibility between PharIo\Manifest\RequirementCollection::getIterator(): PharIo\Manifest\RequirementCollectionIterator and IteratorAggregate::getIterator(): Traversable, because class PharIo\Manifest\RequirementCollectionIterator is not available in /home/homes/marienoellerichmond/sites/Symfony-recipes/my_project_directory/vendor/phar-io/manifest/src/values/RequirementCollection.php on line 31
Call Stack
#	Time	Memory	Function	Location
1	0.0108	360184	{main}( )	.../RequirementCollection.php:0