GlassFish Logs向我提供了路径。 我正在尝试启动应用程序，但它会抛出错误。
服务器日志：
[2017-11-07T18：56：06.161 + 0100] [glassfish 4.1] [INFO] [AS-EJB-00054] [javax.enterprise.ejb.container] [tid：_ThreadID = 43 _ThreadName = admin-listener （4）] [timeMillis：1510077366161] [levelValue：800] [[ EJB UserSessionBean的可移植JNDI名称：[java：global / Chat_ejb_EJB_exploded / UserSessionBean！com.chat.interfaces.session.UserSessionRemote，java：global / Chat_ejb_EJB_exploded / UserSessionBean！com.chat.interfaces.session.UserSessionLocal]]]
[2017-11-07T18：56：06.162 + 0100] [glassfish 4.1] [INFO] [AS-EJB-00055] [javax.enterprise.ejb.container] [tid：_ThreadID = 43 _ThreadName = admin-listener （4）] [timeMillis：1510077366162] [levelValue：800] [[ EJB UserSessionBean的Glassfish特定（非可移植）JNDI名称：[com.chat.interfaces.session.UserSessionRemote＃com.chat.interfaces.session.UserSessionRemote，com.chat.interfaces.session.UserSessionRemote]]
[2017-11-07T18：56：11.198 + 0100] [glassfish 4.1] [INFO] [AS-EJB-00054] [javax.enterprise.ejb.container] [tid：_ThreadID = 43 _ThreadName = admin-listener （4）] [timeMillis：1510077371198] [levelValue：800] [[ EJB UserManagementBean的可移植JNDI名称：[java：global / Chat_ejb_EJB_exploded / UserManagementBean！com.chat.interfaces.management.UserManagementRemote，java：global / Chat_ejb_EJB_exploded / UserManagementBean！com.chat.interfaces.management.UserManagementLocal]]]
[2017-11-07T18：56：11.198 + 0100] [glassfish 4.1] [INFO] [AS-EJB-00055] [javax.enterprise.ejb.container] [tid：_ThreadID = 43 _ThreadName = admin-listener （4）] [timeMillis：1510077371198] [levelValue：800] [[ EJB UserManagementBean的Glassfish特定（非可移植）JNDI名称：[com.chat.interfaces.management.UserManagementRemote，com.chat.interfaces.management.UserManagementRemote＃com.chat.interfaces.management.UserManagementRemote]]
代码：
private ServiceHandlerImpl() {
try {
ctx = new InitialContext();
this.userManagement = (UserManagementRemote) ctx.lookup(
"java:global/Chat_ejb_EJB_exploded/UserManagementBean!com.chat.interfaces.management.UserManagementRemote");
this.userSessionBean = (UserSessionRemote) ctx.lookup(
"java:global/Chat_ejb_EJB_exploded/UserSessionBean!com.chat.interfaces.session.UserSessionRemote");
} catch (NamingException e) {
e.printStackTrace();
}
}
堆栈跟踪：
java.lang.NullPointerException
at com.sun.enterprise.naming.impl.SerialContext.getORB(SerialContext.java:347)
at com.sun.enterprise.naming.impl.SerialContext.getProviderCacheKey(SerialContext.java:354)
at com.sun.enterprise.naming.impl.SerialContext.getRemoteProvider(SerialContext.java:384)
at com.sun.enterprise.naming.impl.SerialContext.getProvider(SerialContext.java:329)
at com.sun.enterprise.naming.impl.SerialContext.lookup(SerialContext.java:477)
at com.sun.enterprise.naming.impl.SerialContext.lookup(SerialContext.java:438)
at javax.naming.InitialContext.lookup(InitialContext.java:417)
at com.chat.impl.ServiceHandlerImpl.<init>(ServiceHandlerImpl.java:31)
at com.chat.impl.ServiceHandlerImpl.getInstance(ServiceHandlerImpl.java:21)
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 de.fh_dortmund.inf.cw.chat.client.ui.ServiceHandlerHelper.<init>(ServiceHandlerHelper.java:69)
at de.fh_dortmund.inf.cw.chat.client.ui.ServiceHandlerHelper.getInstance(ServiceHandlerHelper.java:151)
at de.fh_dortmund.inf.cw.chat.client.ui.Window$1.run(Window.java:83)
at java.lang.Thread.run(Thread.java:748)
javax.naming.NamingException: Lookup failed for 'java:global/Chat_ejb_EJB_exploded/UserManagementBean!com.chat.interfaces.management.UserManagementRemote' in SerialContext[myEnv={org.omg.CORBA.ORBInitialPort=3700, java.naming.factory.initial=com.sun.enterprise.naming.SerialInitContextFactory, org.omg.CORBA.ORBInitialHost=localhost, java.naming.factory.url.pkgs=com.sun.enterprise.naming, java.naming.factory.state=com.sun.corba.ee.impl.presentation.rmi.JNDIStateFactoryImpl} [Root exception is javax.naming.NamingException: Unable to acquire SerialContextProvider for SerialContext[myEnv={org.omg.CORBA.ORBInitialPort=3700, java.naming.factory.initial=com.sun.enterprise.naming.SerialInitContextFactory, org.omg.CORBA.ORBInitialHost=localhost, java.naming.factory.url.pkgs=com.sun.enterprise.naming, java.naming.factory.state=com.sun.corba.ee.impl.presentation.rmi.JNDIStateFactoryImpl} [Root exception is java.lang.NullPointerException]]
at com.sun.enterprise.naming.impl.SerialContext.lookup(SerialContext.java:491)
at com.sun.enterprise.naming.impl.SerialContext.lookup(SerialContext.java:438)
at javax.naming.InitialContext.lookup(InitialContext.java:417)
at com.chat.impl.ServiceHandlerImpl.<init>(ServiceHandlerImpl.java:31)
at com.chat.impl.ServiceHandlerImpl.getInstance(ServiceHandlerImpl.java:21)
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 de.fh_dortmund.inf.cw.chat.client.ui.ServiceHandlerHelper.<init>(ServiceHandlerHelper.java:69)
at de.fh_dortmund.inf.cw.chat.client.ui.ServiceHandlerHelper.getInstance(ServiceHandlerHelper.java:151)
at de.fh_dortmund.inf.cw.chat.client.ui.Window$1.run(Window.java:83)
at java.lang.Thread.run(Thread.java:748)
Caused by: javax.naming.NamingException: Unable to acquire SerialContextProvider for SerialContext[myEnv={org.omg.CORBA.ORBInitialPort=3700, java.naming.factory.initial=com.sun.enterprise.naming.SerialInitContextFactory, org.omg.CORBA.ORBInitialHost=localhost, java.naming.factory.url.pkgs=com.sun.enterprise.naming, java.naming.factory.state=com.sun.corba.ee.impl.presentation.rmi.JNDIStateFactoryImpl} [Root exception is java.lang.NullPointerException]
at com.sun.enterprise.naming.impl.SerialContext.getProvider(SerialContext.java:334)
at com.sun.enterprise.naming.impl.SerialContext.lookup(SerialContext.java:477)
... 12 more
Caused by: java.lang.NullPointerException
at com.sun.enterprise.naming.impl.SerialContext.getORB(SerialContext.java:347)
at com.sun.enterprise.naming.impl.SerialContext.getProviderCacheKey(SerialContext.java:354)
at com.sun.enterprise.naming.impl.SerialContext.getRemoteProvider(SerialContext.java:384)
at com.sun.enterprise.naming.impl.SerialContext.getProvider(SerialContext.java:329)
... 13 more