weblogic部署程序爆错!java.lang.NullPointerException

博客指出一个错误的原因是没有连接到数据库,忽略无关信息后,关键信息即此错误与数据库连接的关联。

1.这个错误是因为没有连接到数据库。



Exception in thread "main" java.lang.reflect.InvocationTargetException at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at com.intellij.rt.execution.CommandLineWrapper.main(CommandLineWrapper.java:67) Caused by: javax.ejb.EJBException: EJB Exception: ; nested exception is: javax.ejb.EJBException: Error:at WorktimeEjb.getWorktime,{"qty":"20","ItemType":"顶针孔","dia":"1","thick":"40"}; nested exception is: java.rmi.RemoteException: EJB Exception: ; nested exception is: javax.ejb.EJBException: Error:at WorktimeEjb.getWorktime,{"qty":"20","ItemType":"顶针孔","dia":"1","thick":"40"} at weblogic.ejb.container.internal.RemoteBusinessIntfProxy.unwrapRemoteException(RemoteBusinessIntfProxy.java:117) at weblogic.ejb.container.internal.RemoteBusinessIntfProxy.invoke(RemoteBusinessIntfProxy.java:92) at com.sun.proxy.$Proxy2.getWorktime(Unknown Source) at com.lkm.test.Test_WorktimeRemoteV2_getWorktime.test1(Test_WorktimeRemoteV2_getWorktime.java:52) at com.lkm.test.Test_WorktimeRemoteV2_getWorktime.main(Test_WorktimeRemoteV2_getWorktime.java:18) ... 5 more Caused by: java.rmi.RemoteException: EJB Exception: ; nested exception is: javax.ejb.EJBException: Error:at WorktimeEjb.getWorktime,{"qty":"20","ItemType":"顶针孔","dia":"1","thick":"40"} at weblogic.utils.StackTraceDisabled.unknownMethod() Caused by: javax.ejb.EJBException: Error:at WorktimeEjb.getWorktime,{"qty":"20","ItemType":"顶针孔","dia":"1","thick":"40"} ... 1 more Caused by: javax.ejb.EJBException: java.lang.NullPointerException ... 1 more Caused by: java.lang.NullPointerException ... 1 more
08-26
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