初學者Jpetstore問題？

pengyan82311發表於2008-04-11
原文網址 : http://jdon.com/33834
小弟剛開始學習J2EE，以Jpetstore為切入點，重新寫了次Jpetstore可部署後登陸報
13:10:07,359 INFO [STDOUT] 13:10:07,359 ERROR [POJOObjectFactory] [JdonFramework]create error: org.picocontainer.defaults.UnsatisfiableDependenciesException: org.mark.petstore.service.bo.AccountServiceImp has unsatisfiable dependencies: [[interface org.mark.petstore.persistence.dao.iface.AccountDao, interface org.mark.petstore.service.ProductManager]]
13:10:07,359 INFO [STDOUT] 13:10:07,359 ERROR [DefaultTargetServiceFactory] [JdonFramework]create error: java.lang.Exception: org.picocontainer.defaults.UnsatisfiableDependenciesException: org.mark.petstore.service.bo.AccountServiceImp has unsatisfiable dependencies: [[interface org.mark.petstore.persistence.dao.iface.AccountDao, interface org.mark.petstore.service.ProductManager]]
13:10:07,359 INFO [STDOUT] 13:10:07,359 ERROR [POJOObjectFactory] [JdonFramework]create error: org.picocontainer.defaults.UnsatisfiableDependenciesException: org.mark.petstore.service.bo.AccountServiceImp has unsatisfiable dependencies: [[interface org.mark.petstore.persistence.dao.iface.AccountDao, interface org.mark.petstore.service.ProductManager]]
13:10:07,359 INFO [STDOUT] 13:10:07,359 ERROR [DefaultTargetServiceFactory] [JdonFramework]create error: java.lang.Exception: org.picocontainer.defaults.UnsatisfiableDependenciesException: org.mark.petstore.service.bo.AccountServiceImp has unsatisfiable dependencies: [[interface org.mark.petstore.persistence.dao.iface.AccountDao, interface org.mark.petstore.service.ProductManager]]
13:10:07,359 INFO [STDOUT] 13:10:07,359 ERROR [ProxyMethodInvocation] [JdonFramework]run error: java.lang.NullPointerException
？？什麼業務邏輯部分什麼也沒動，只是改動了少許JSP，這什麼什麼錯誤啊，望哪位大哥幫忙看看，先謝謝了

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