有兄弟遇到下面的问题吗?

deason

===========> CalloutProduct.start: start: productCategory [11]
java.lang.NullPointerException
        at org.compiere.model.CalloutProduct.productCategory(CalloutProduct.java:134)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
        at java.lang.reflect.Method.invoke(Unknown Source)
        at org.compiere.model.CalloutEngine.start(CalloutEngine.java:90)
        at org.compiere.model.MTab.processCallout(MTab.java:2219)
        at org.compiere.model.MTab.dataNew(MTab.java:807)
        at org.compiere.apps.APanel.stateChanged(APanel.java:1009)
        at javax.swing.JTabbedPane.fireStateChanged(Unknown Source)
        at javax.swing.JTabbedPane$ModelListener.stateChanged(Unknown Source)
        at javax.swing.DefaultSingleSelectionModel.fireStateChanged(Unknown Source)
        at javax.swing.DefaultSingleSelectionModel.setSelectedIndex(Unknown Source)
        at javax.swing.JTabbedPane.setSelectedIndexImpl(Unknown Source)
        at javax.swing.JTabbedPane.setSelectedIndex(Unknown Source)
        at org.compiere.grid.VTabbedPane.setSelectedIndex(VTabbedPane.java:156)
        at javax.swing.JTabbedPane.insertTab(Unknown Source)
        at org.compiere.swing.CTabbedPane.insertTab(CTabbedPane.java:190)
        at javax.swing.JTabbedPane.addTab(Unknown Source)
        at org.compiere.apps.APanel.initPanel(APanel.java:591)
        at org.compiere.apps.AWindow.initWindow(AWindow.java:78)
        at org.compiere.apps.AMenuStartItem.startWindow(AMenuStartItem.java:214)
        at org.compiere.apps.AMenuStartItem.run(AMenuStartItem.java:129)

pshen

那个版本的？
我这里没有CalloutProduct这个callout

deason

是我自己写的...
实现产品的编码功能.

peter

那就是你程序的问题了。
你看看你那行是什么内容？

qishunyong

仔细debug一下，一定是你代码的问题，好好检查下