Prevent an infinite loop with afterFlush events

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Package	Line Rate	Health
Attributes/Event.php	50%	❌
Attributes/PostPersistEvent.php	0%	❌
Attributes/PostRemoveEvent.php	0%	❌
Attributes/PostUpdateEvent.php	0%	❌
Attributes/PrePersistEvent.php	0%	❌
Attributes/PreRemoveEvent.php	0%	❌
Attributes/PreUpdateEvent.php	0%	❌
Attributes/SubEvent.php	100%	✔
DependencyInjection/CompilerPass/EventDetectionCompilerPass.php	53%	❌
DependencyInjection/Configuration.php	100%	✔
DependencyInjection/DoctrineEventConverterExtension.php	100%	✔
DependencyInjection/Model/AbstractEventConfiguration.php	67%	➖
DependencyInjection/Model/EventConfiguration.php	0%	❌
DependencyInjection/Model/SubEventConfiguration.php	85%	✔
DoctrineEventConverterBundle.php	85%	✔
Event/AbstractEntityEvent.php	75%	➖
Event/DispatchEvent.php	100%	✔
EventSubscriber/DispatchingSubscriber.php	100%	✔
Exception/AbstractEventDistributorException.php	100%	✔
Exception/DependencyInjection/AbstractEntityEventNotExtendedException.php	0%	❌
Exception/DependencyInjection/EntityInterfaceMissingException.php	0%	❌
Exception/DependencyInjection/NoValidEntityFoundException.php	0%	❌
Exception/DependencyInjection/SubEventNameCollisionException.php	0%	❌
Exception/DependencyInjection/SubEventRequiredFieldsException.php	0%	❌
Exception/DependencyInjection/TargetClassFinalException.php	0%	❌
Exception/DependencyInjection/UnknownEventTypeException.php	0%	❌
Exception/Proxy/DirectoryNotWritable.php	0%	❌
Exception/Proxy/NotProxyClassException.php	0%	❌
Exception/Proxy/TargetClassFinalException.php	0%	❌
Exception/Proxy/TargetClassNamingSchemeInvalidException.php	0%	❌
Interfaces/EntityInterface.php	0%	❌
Interfaces/MainEventInterface.php	0%	❌
Interfaces/SubEventInterface.php	0%	❌
Model/Change.php	100%	✔
Model/Event.php	100%	✔
Model/SubEvent.php	100%	✔
Model/Undefined.php	0%	❌
Proxy/Generator.php	36%	❌
Service/DelayableEventDispatcher.php	71%	➖
Service/EventService.php	89%	✔
Service/SubEventService.php	100%	✔
Service/VerifierService.php	89%	✔
Summary	69% (294 / 427)	➖

Minimum allowed line rate is 65%