我一直在尝试为我的项目设置带有Symfony-CMF的Sonata Admin，当我尝试添加菜单项时，我遇到了一些错误。
如何解决这个问题？
错误：
类'Symfony\Cmf\Bundle\MenuBundle\Document\MenuItem'在链配置的命名空间Doctrine\ODM\PHPCR\Document 中找不到
原木：
DEBUG - Notified event "kernel.request" to listener "SymfonyComponentHttpKernelEventListenerProfilerListener::onKernelRequest".
DEBUG - Notified event "kernel.request" to listener "SymfonyBundleFrameworkBundleEventListenerSessionListener::onKernelRequest".
DEBUG - Notified event "kernel.request" to listener "SymfonyComponentHttpKernelEventListenerRouterListener::onKernelRequest".
DEBUG - SET NAMES UTF8
DEBUG - SELECT t0.id AS id1, t0.name AS name2, t0.billing_address AS billing_address3, t0.contact_name AS contact_name4, t0.contact_email_address AS contact_email_address5, t0.contact_phone_number AS contact_phone_number6 FROM client t0
DEBUG - SELECT t0.id AS id1, t0.name AS name2, t0.billing_address AS billing_address3, t0.contact_name AS contact_name4, t0.contact_email_address AS contact_email_address5, t0.contact_phone_number AS contact_phone_number6 FROM client t0
INFO - Matched route "admin_bundle_menu_menuitem_create" (parameters: "_controller": "SonataAdminBundleControllerCRUDController::createAction", "_sonata_admin": "symfony_cmf_menu.admin", "_sonata_name": "admin_bundle_menu_menuitem_create", "_route": "admin_bundle_menu_menuitem_create")
DEBUG - Notified event "kernel.request" to listener "SymfonyComponentHttpKernelEventListenerLocaleListener::onKernelRequest".
DEBUG - Notified event "kernel.request" to listener "SymfonyComponentSecurityHttpFirewall::onKernelRequest".
DEBUG - Read SecurityContext from the session
DEBUG - Reloading user from user provider.
DEBUG - SELECT t1.username AS username2, t1.username_canonical AS username_canonical3, t1.email AS email4, t1.email_canonical AS email_canonical5, t1.enabled AS enabled6, t1.salt AS salt7, t1.password AS password8, t1.last_login AS last_login9, t1.locked AS locked10, t1.expired AS expired11, t1.expires_at AS expires_at12, t1.confirmation_token AS confirmation_token13, t1.password_requested_at AS password_requested_at14, t1.roles AS roles15, t1.credentials_expired AS credentials_expired16, t1.credentials_expire_at AS credentials_expire_at17, t1.id AS id18, t1.fb_uid AS fb_uid19, t1.tw_uid AS tw_uid20, t0.categorySelectFlag AS categorySelectFlag21, t0.paypalName AS paypalName22, t1.type FROM seeder t0 INNER JOIN user t1 ON t0.id = t1.id WHERE t1.id = ? LIMIT 1
DEBUG - SELECT t1.username AS username2, t1.username_canonical AS username_canonical3, t1.email AS email4, t1.email_canonical AS email_canonical5, t1.enabled AS enabled6, t1.salt AS salt7, t1.password AS password8, t1.last_login AS last_login9, t1.locked AS locked10, t1.expired AS expired11, t1.expires_at AS expires_at12, t1.confirmation_token AS confirmation_token13, t1.password_requested_at AS password_requested_at14, t1.roles AS roles15, t1.credentials_expired AS credentials_expired16, t1.credentials_expire_at AS credentials_expire_at17, t1.id AS id18, t1.fb_uid AS fb_uid19, t1.tw_uid AS tw_uid20, t0.client_id AS client_id21, t1.type FROM manager t0 INNER JOIN user t1 ON t0.id = t1.id WHERE t1.id = ? LIMIT 1
DEBUG - Username "admin" was reloaded from user provider.
DEBUG - Notified event "kernel.request" to listener "DoctrineBundlePHPCRBundleEventListenerLocaleListener::onKernelRequest".
DEBUG - Notified event "kernel.request" to listener "SymfonyBundleAsseticBundleEventListenerRequestListener::onKernelRequest".
DEBUG - Notified event "kernel.request" to listener "MyProjectMyBundleListenerKernel::onKernelRequest".
DEBUG - Notified event "kernel.controller" to listener "SymfonyBundleFrameworkBundleDataCollectorRouterDataCollector::onKernelController".
DEBUG - Notified event "kernel.controller" to listener "SensioBundleFrameworkExtraBundleEventListenerControllerListener::onKernelController".
DEBUG - Notified event "kernel.controller" to listener "SensioBundleFrameworkExtraBundleEventListenerParamConverterListener::onKernelController".
DEBUG - Notified event "kernel.controller" to listener "SensioBundleFrameworkExtraBundleEventListenerTemplateListener::onKernelController".
DEBUG - Notified event "kernel.controller" to listener "AcmeDemoBundleEventListenerControllerListener::onKernelController".
DEBUG - Notified event "kernel.controller" to listener "SymfonyComponentHttpKernelDataCollectorRequestDataCollector::onKernelController".
DEBUG - Notified event "kernel.exception" to listener "SymfonyComponentSecurityHttpFirewallExceptionListener::onKernelException".
DEBUG - Notified event "kernel.exception" to listener "SymfonyComponentHttpKernelEventListenerProfilerListener::onKernelException".
DEBUG - Notified event "kernel.exception" to listener "SymfonyComponentHttpKernelEventListenerExceptionListener::onKernelException".
CRITICAL - DoctrineCommonPersistenceMappingMappingException: The class 'SymfonyCmfBundleMenuBundleDocumentMenuItem' was not found in the chain configured namespaces DoctrineODMPHPCRDocument (uncaught exception) at /var/www/likeseed/vendor/doctrine/common/lib/Doctrine/Common/Persistence/Mapping/MappingException.php line 38
DEBUG - Notified event "kernel.request" to listener "SymfonyComponentHttpKernelEventListenerProfilerListener::onKernelRequest".
DEBUG - Notified event "kernel.request" to listener "SymfonyBundleFrameworkBundleEventListenerSessionListener::onKernelRequest".
DEBUG - Notified event "kernel.request" to listener "SymfonyComponentHttpKernelEventListenerRouterListener::onKernelRequest".
DEBUG - Notified event "kernel.request" to listener "SymfonyComponentHttpKernelEventListenerLocaleListener::onKernelRequest".
DEBUG - Notified event "kernel.request" to listener "SymfonyComponentSecurityHttpFirewall::onKernelRequest".
DEBUG - Notified event "kernel.request" to listener "DoctrineBundlePHPCRBundleEventListenerLocaleListener::onKernelRequest".
DEBUG - Notified event "kernel.request" to listener "SymfonyBundleAsseticBundleEventListenerRequestListener::onKernelRequest".
DEBUG - Notified event "kernel.request" to listener "MyProjectMyBundleListenerKernel::onKernelRequest".
DEBUG - Notified event "kernel.controller" to listener "SymfonyBundleFrameworkBundleDataCollectorRouterDataCollector::onKernelController".
DEBUG - Notified event "kernel.controller" to listener "SensioBundleFrameworkExtraBundleEventListenerControllerListener::onKernelController".
DEBUG - Notified event "kernel.controller" to listener "SensioBundleFrameworkExtraBundleEventListenerParamConverterListener::onKernelController".
DEBUG - Notified event "kernel.controller" to listener "SensioBundleFrameworkExtraBundleEventListenerTemplateListener::onKernelController".
DEBUG - Notified event "kernel.controller" to listener "AcmeDemoBundleEventListenerControllerListener::onKernelController".
DEBUG - Notified event "kernel.controller" to listener "SymfonyComponentHttpKernelDataCollectorRequestDataCollector::onKernelController".
我在config.yml的doctrine_phpcr部分添加了以下内容：
odm:
auto_mapping: true
现在它正在工作。
错误解释了自己。我想你应该寻找缺少的 MenuItem 类并将其放在正确的命名空间中