今天在自己机器上建几个库做字符集的测试，没想到dbca的时候竟然也会出问题，还是Java exception，好久没看到类似的信息了呢~~~看来真的是没有无bug的软件阿~ 纪录一下，留个纪念:)

C:\Documents and Settings\p485224>dbca
Exception occurred during event dispatching:
java.lang.NullPointerException
        at oracle.sysman.assistants.util.attributes.StorageAttributes.removeTablespace(Compiled Code)
        at oracle.sysman.assistants.util.attributes.StorageAttributes.removeTablespace(StorageAttributes.java:637)
        at oracle.sysman.assistants.dbca.backend.vbo.vbog.DBCAVbogTablespaceImpl.removeFromDataSource(DBCAVbogTablespaceImpl.java:193
        at oracle.sysman.vbo.vbog._tie_VbogTablespace.removeFromDataSource(_tie_VbogTablespace.java:2618)
        at oracle.sysman.vto.VtoObject.removeFromDataSource(VtoObject.java:809)
        at oracle.sysman.vto.VtoObject.removeFromDataSource(VtoObject.java:764)
        at oracle.sysman.assistants.dbca.ui.StoragePage.actionPerformed(StoragePage.java:410)
        at oracle.ewt.button.PushButton.processActionEvent(Compiled Code)
        at oracle.ewt.lwAWT.LWButton.processActionEvent(Unknown Source)
        at oracle.ewt.button.PushButton.processEventImpl(Compiled Code)
        at oracle.ewt.lwAWT.LWComponent.redispatchEvent(Compiled Code)
        at oracle.ewt.lwAWT.LWComponent.processEvent(Compiled Code)
        at oracle.ewt.button.PushButton.activate(Compiled Code)
        at oracle.ewt.lwAWT.AbstractButton.processMouseReleased(Compiled Code)
        at oracle.ewt.lwAWT.AbstractButton.processMouseEvent(Compiled Code)
        at java.awt.Component.processEvent(Compiled Code)
        at java.awt.Container.processEvent(Compiled Code)
        at oracle.ewt.lwAWT.LWComponent.processEventImpl(Compiled Code)
        at oracle.ewt.button.PushButton.processEventImpl(Compiled Code)
        at oracle.ewt.lwAWT.LWComponent.redispatchEvent(Compiled Code)
        at oracle.ewt.event.tracking.GlassMouseGrabProvider$Disp._redispatchEvent(Compiled Code)
        at oracle.ewt.event.tracking.GlassMouseGrabProvider$Disp._redispatchEvent(Compiled Code)
        at oracle.ewt.event.tracking.GlassMouseGrabProvider$Disp.mouseReleased(Compiled Code)
        at java.awt.Component.processMouseEvent(Compiled Code)
        at oracle.ewt.lwAWT.LWComponent.processMouseEvent(Compiled Code)
        at java.awt.Component.processEvent(Compiled Code)
        at java.awt.Container.processEvent(Compiled Code)
        at oracle.ewt.lwAWT.LWComponent.processEventImpl(Compiled Code)
        at oracle.ewt.lwAWT.LWComponent.redispatchEvent(Compiled Code)
        at oracle.ewt.lwAWT.LWComponent.processEvent(Compiled Code)
        at java.awt.Component.dispatchEventImpl(Compiled Code)
        at java.awt.Container.dispatchEventImpl(Compiled Code)
        at java.awt.Component.dispatchEvent(Compiled Code)
        at java.awt.LightweightDispatcher.retargetMouseEvent(Compiled Code)
        at java.awt.LightweightDispatcher.processMouseEvent(Compiled Code)
        at java.awt.LightweightDispatcher.dispatchEvent(Compiled Code)
        at java.awt.Container.dispatchEventImpl(Compiled Code)
        at java.awt.Window.dispatchEventImpl(Compiled Code)
        at java.awt.Component.dispatchEvent(Compiled Code)
        at java.awt.EventDispatchThread.run(Compiled Code)

dbca竟然也会报错...