org.omg.CORBA：MARSHAL和org.omg.CORBA.BAD_PARAM错误

最近，在我必须维护的非常旧的应用程序的CORBA通讯期间，我遇到了问题。客户端和服务器部分通过CORBA进行通信。在服务器上从客户端进行的特定函数调用中，出现以下错误：

Not successful call - original stacktrace 
java.lang.Exception
    at de.tc.app.lamo.bss.util.dialog.AbstractCallProxy.<init>(AbstractCallProxy.java:135)
    at de.tc.app.lamo.bss.util.dialog.CallProxy.<init>(CallProxy.java:68)
    at de.tc.app.lamo.bss.util.dialog.BasisCtl.initiateServerCall(BasisCtl.java:186)
    at de.tc.app.lamo.bss.util.dialog.BasisCtl.initiateServerCall(BasisCtl.java:198)
    at de.tc.app.lamo.bss.dialog.stz.STZCtl.funcLesen(STZCtl.java:106)
    at de.tc.app.lamo.bss.dialog.stz.STZView$1.actionPerformed(STZView.java:163)
    at javax.swing.JTextField.fireActionPerformed(JTextField.java:492)
    at javax.swing.JTextField.postActionEvent(JTextField.java:705)
    at javax.swing.JTextField$NotifyAction.actionPerformed(JTextField.java:820)
    at javax.swing.SwingUtilities.notifyAction(SwingUtilities.java:1639)
    at javax.swing.JComponent.processKeyBinding(JComponent.java:2859)
    at javax.swing.JComponent.processKeyBindings(JComponent.java:2894)
    at javax.swing.JComponent.processKeyEvent(JComponent.java:2822)
    at java.awt.Component.processEvent(Component.java:6074)
    at java.awt.Container.processEvent(Container.java:2039)
    at java.awt.Component.dispatchEventImpl(Component.java:4660)
    at java.awt.Container.dispatchEventImpl(Container.java:2097)
    at java.awt.Component.dispatchEvent(Component.java:4488)
    at java.awt.KeyboardFocusManager.redispatchEvent(KeyboardFocusManager.java:1856)
    at java.awt.DefaultKeyboardFocusManager.dispatchKeyEvent(DefaultKeyboardFocusManager.java:722)
    at java.awt.DefaultKeyboardFocusManager.preDispatchKeyEvent(DefaultKeyboardFocusManager.java:1000)
    at java.awt.DefaultKeyboardFocusManager.typeAheadAssertions(DefaultKeyboardFocusManager.java:865)
    at java.awt.DefaultKeyboardFocusManager.dispatchEvent(DefaultKeyboardFocusManager.java:686)
    at java.awt.Component.dispatchEventImpl(Component.java:4532)
    at java.awt.Container.dispatchEventImpl(Container.java:2097)
    at java.awt.Window.dispatchEventImpl(Window.java:2489)
    at java.awt.Component.dispatchEvent(Component.java:4488)
    at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:668)
    at java.awt.EventQueue.access$400(EventQueue.java:81)
    at java.awt.EventQueue$2.run(EventQueue.java:627)
    at java.awt.EventQueue$2.run(EventQueue.java:625)
    at java.security.AccessController.doPrivileged(Native Method)
    at java.security.AccessControlContext$1.doIntersectionPrivilege(AccessControlContext.java:87)
    at java.security.AccessControlContext$1.doIntersectionPrivilege(AccessControlContext.java:98)
    at java.awt.EventQueue$3.run(EventQueue.java:641)
    at java.awt.EventQueue$3.run(EventQueue.java:639)
    at java.security.AccessController.doPrivileged(Native Method)
    at java.security.AccessControlContext$1.doIntersectionPrivilege(AccessControlContext.java:87)
    at java.awt.EventQueue.dispatchEvent(EventQueue.java:638)
    at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:269)
    at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:184)
    at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:174)
    at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:169)
    at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:161)
    at java.awt.EventDispatchThread.run(EventDispatchThread.java:122)
Exception Serveraufruf: de.tc.app.lamo.awf.stub.Corba_St_STZAwf.lese
org.omg.CORBA.BAD_PARAM:   vmcid: 0x0  minor code: 0  completed: No
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:513)
    at java.lang.Class.newInstance0(Class.java:355)
    at java.lang.Class.newInstance(Class.java:308)
    at com.inprise.vbroker.orb.SE.read(Unknown Source)
    at com.inprise.vbroker.orb.DelegateImpl.handleReply(Unknown Source)
    at com.inprise.vbroker.orb.DelegateImpl.invoke(Unknown Source)
    at org.omg.CORBA.portable.ObjectImpl._invoke(ObjectImpl.java:457)
    at de.tc.app.lamo.awf.corba._STZAwfStub.lese(_STZAwfStub.java:272)
    at de.tc.app.lamo.awf.stub.Corba_St_STZAwf.lese(Corba_St_STZAwf.java:50)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
    at java.lang.reflect.Method.invoke(Method.java:597)
    at de.tc.app.lamo.bss.util.dialog.AbstractCallProxy.call(AbstractCallProxy.java:145)
    at de.tc.app.lamo.bss.util.dialog.AbstractCallProxy.doCall(AbstractCallProxy.java:431)
    at de.tc.app.lamo.bss.util.dialog.AbstractCallProxy.run(AbstractCallProxy.java:346)
    at de.tc.app.lamo.bss.util.dialog.CallProxy.run(CallProxy.java:141)
    at java.lang.Thread.run(Thread.java:662)

该错误是可重现的。在调试期间，我可以看到数据照常由后端加载并到达客户端。客户端实际上获得了响应，但无法处理数据。

相同的函数调用适用于其他数据。只有一些特定的数据选择没有通过。

我无法检测到这些数据之间的任何显着差异。idl定义也未更改。

您对我有什么提示，在哪里寻找错误原因？