java.lang.NullPointerException: This exception has no message.

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java.lang.NullPointerException:
at weblogic.ejb.ui.jarbuilder.EJBSpec.getBeanRemote(EJBSpec.java:162)
at weblogic.ejb.ui.jarbuilder.EJBSpec.completeRemoteInterface(EJBSpec.java:665)
at weblogic.ejb.ui.jarbuilder.EJBSpec.(EJBSpec.java:82)
at weblogic.ejb.ui.jarbuilder.EJBJarSpec.completeBeans(EJBJarSpec.java:501)
at weblogic.ejb.ui.jarbuilder.EJBJarSpec.loadFiles(EJBJarSpec.java:1565)
at weblogic.ejb.ui.deployer.ProviderProject.fileSetChanged(ProviderProject.java:996)
at weblogic.ejb.ui.jarbuilder.EJBJarSpec.newFileList(EJBJarSpec.java:406)
at weblogic.ejb.ui.deployer.ProviderProject.newFileSet(ProviderProject.java:772)
at weblogic.ejb.ui.deployer.ProviderProjectNode.newFileSet(ProviderProjectNode.java:144)
at weblogic.ejb.ui.jarbuilder.FileSupplementDialog.actionPerformed(FileSupplementDialog.java:121)
at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1066)
at javax.swing.AbstractButton$ForwardActionEvents.actionPerformed(AbstractButton.java:1101)
at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:378)
at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:250)
at javax.swing.plaf.basic.BasicButtonListener.mouseReleased(BasicButtonListener.java:204)
at java.awt.AWTEventMulticaster.mouseReleased(AWTEventMulticaster.java:230)
at java.awt.Component.processMouseEvent(Component.java:3160)
at java.awt.Component.processEvent(Component.java:2999)
at java.awt.Container.processEvent(Container.java:990)
at java.awt.Component.dispatchEventImpl(Component.java:2394)
at java.awt.Container.dispatchEventImpl(Container.java:1035)
at java.awt.Component.dispatchEvent(Component.java:2307)
at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:2043)
at java.awt.LightweightDispatcher.processMouseEvent(Container.java:1827)
at java.awt.LightweightDispatcher.dispatchEvent(Container.java:1730)
at java.awt.Container.dispatchEventImpl(Container.java:1022)
at java.awt.Window.dispatchEventImpl(Window.java:749)
at java.awt.Component.dispatchEvent(Component.java:2307)
at java.awt.EventQueue.dispatchEvent(EventQueue.java:287)
at java.awt.EventDispatchThread.pumpOneEvent(EventDispatchThread.java:101)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:92)
at java.awt.Dialog.show(Dialog.java:365)
at java.awt.Component.show(Component.java:834)
at java.awt.Component.setVisible(Component.java:796)
at weblogic.ejb.ui.deployer.ProviderProjectNode.addRemoveFiles(ProviderProjectNode.java:111)
at weblogic.ejb.ui.common.Action.actionPerformed(Action.java:84)
at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1066)
at javax.swing.AbstractButton$ForwardActionEvents.actionPerformed(AbstractButton.java:1101)
at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:378)
at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:250)
at javax.swing.plaf.basic.BasicButtonListener.mouseReleased(BasicButtonListener.java:204)
at java.awt.AWTEventMulticaster.mouseReleased(AWTEventMulticaster.java:230)
at java.awt.AWTEventMulticaster.mouseReleased(AWTEventMulticaster.java:230)
at java.awt.Component.processMouseEvent(Component.java:3160)
at java.awt.Component.processEvent(Component.java:2999)
at java.awt.Container.processEvent(Container.java:990)
at java.awt.Component.dispatchEventImpl(Component.java:2394)
at java.awt.Container.dispatchEventImpl(Container.java:1035)
at java.awt.Component.dispatchEvent(Component.java:2307)
at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:2043)
at java.awt.LightweightDispatcher.processMouseEvent(Container.java:1827)
at java.awt.LightweightDispatcher.dispatchEvent(Container.java:1730)
at java.awt.Container.dispatchEventImpl(Container.java:1022)
at java.awt.Window.dispatchEventImpl(Window.java:749)
at java.awt.Component.dispatchEvent(Component.java:2307)
at java.awt.EventQueue.dispatchEvent(EventQueue.java:287)
at java.awt.EventDispatchThread.pumpOneEvent(EventDispatchThread.java:101)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:92)
at java.awt.EventDispatchThread.run(EventDispatchThread.java:83)

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