javax.xml.transform.TransformerException: java.lang.NullPointerException
at com.sun.org.apache.xalan.internal.xsltc.trax.TransformerImpl.transfor
m(TransformerImpl.java: 717 )
at com.sun.org.apache.xalan.internal.xsltc.trax.TransformerImpl.transfor
m(TransformerImpl.java: 313 )
at operation.AddNeuronID.addNeuronId(AddNeuronID.java: 273 )
at operationUI.AddNeuronIDListener.constructor2Perform(AddNeuronIDListen
er.java: 245 )
at operationUI.AddNeuronIDListener.actionPerformed(AddNeuronIDListener.j
ava: 85 )
at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java: 19
95 )
at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.jav
a: 2318 )
at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel
.java: 387 )
at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java: 242
)
at javax.swing.plaf.basic.BasicButtonListener.mouseReleased(BasicButtonL
istener.java: 236 )
at java.awt.Component.processMouseEvent(Component.java: 6041 )
at javax.swing.JComponent.processMouseEvent(JComponent.java: 3265 )
at java.awt.Component.processEvent(Component.java: 5806 )
at java.awt.Container.processEvent(Container.java: 2058 )
at java.awt.Component.dispatchEventImpl(Component.java: 4413 )
at java.awt.Container.dispatchEventImpl(Container.java: 2116 )
at java.awt.Component.dispatchEvent(Component.java: 4243 )
at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java: 4322
)
at java.awt.LightweightDispatcher.processMouseEvent(Container.java: 3986 )
at java.awt.LightweightDispatcher.dispatchEvent(Container.java: 3916 )
at java.awt.Container.dispatchEventImpl(Container.java: 2102 )
at java.awt.Window.dispatchEventImpl(Window.java: 2440 )
at java.awt.Component.dispatchEvent(Component.java: 4243 )
at java.awt.EventQueue.dispatchEvent(EventQueue.java: 599 )
at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThre
ad.java: 273 )
at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.
java: 183 )
at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThre
ad.java: 173 )
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java: 168 )
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java: 160 )
at java.awt.EventDispatchThread.run(EventDispatchThread.java: 121 )
Caused by: java.lang.NullPointerException
at com.sun.org.apache.xml.internal.serializer.ToUnknownStream.characters
(ToUnknownStream.java: 317 )
at com.sun.org.apache.xalan.internal.xsltc.trax.DOM2TO.parse(DOM2TO.java
: 240 )
at com.sun.org.apache.xalan.internal.xsltc.trax.DOM2TO.parse(DOM2TO.java
: 226 )
at com.sun.org.apache.xalan.internal.xsltc.trax.DOM2TO.parse(DOM2TO.java
: 226 )
at com.sun.org.apache.xalan.internal.xsltc.trax.DOM2TO.parse(DOM2TO.java
: 226 )
at com.sun.org.apache.xalan.internal.xsltc.trax.DOM2TO.parse(DOM2TO.java
: 226 )
at com.sun.org.apache.xalan.internal.xsltc.trax.DOM2TO.parse(DOM2TO.java
: 226 )
at com.sun.org.apache.xalan.internal.xsltc.trax.DOM2TO.parse(DOM2TO.java
: 226 )
at com.sun.org.apache.xalan.internal.xsltc.trax.DOM2TO.parse(DOM2TO.java
: 226 )
at com.sun.org.apache.xalan.internal.xsltc.trax.DOM2TO.parse(DOM2TO.java
: 226 )
at com.sun.org.apache.xalan.internal.xsltc.trax.DOM2TO.parse(DOM2TO.java
: 132 )
at com.sun.org.apache.xalan.internal.xsltc.trax.DOM2TO.parse(DOM2TO.java
: 94 )
at com.sun.org.apache.xalan.internal.xsltc.trax.TransformerImpl.transfor
mIdentity(TransformerImpl.java: 662 )
at com.sun.org.apache.xalan.internal.xsltc.trax.TransformerImpl.transfor
m(TransformerImpl.java: 708 )
... 29 more
---------
java.lang.NullPointerException
at com.sun.org.apache.xml.internal.serializer.ToUnknownStream.characters
(ToUnknownStream.java: 317 )
at com.sun.org.apache.xalan.internal.xsltc.trax.DOM2TO.parse(DOM2TO.java
: 240 )
at com.sun.org.apache.xalan.internal.xsltc.trax.DOM2TO.parse(DOM2TO.java
: 226 )
at com.sun.org.apache.xalan.internal.xsltc.trax.DOM2TO.parse(DOM2TO.java
: 226 )
at com.sun.org.apache.xalan.internal.xsltc.trax.DOM2TO.parse(DOM2TO.java
: 226 )
at com.sun.org.apache.xalan.internal.xsltc.trax.DOM2TO.parse(DOM2TO.java
: 226 )
at com.sun.org.apache.xalan.internal.xsltc.trax.DOM2TO.parse(DOM2TO.java
: 226 )
at com.sun.org.apache.xalan.internal.xsltc.trax.DOM2TO.parse(DOM2TO.java
: 226 )
at com.sun.org.apache.xalan.internal.xsltc.trax.DOM2TO.parse(DOM2TO.java
: 226 )
at com.sun.org.apache.xalan.internal.xsltc.trax.DOM2TO.parse(DOM2TO.java
: 226 )
at com.sun.org.apache.xalan.internal.xsltc.trax.DOM2TO.parse(DOM2TO.java
: 132 )
at com.sun.org.apache.xalan.internal.xsltc.trax.DOM2TO.parse(DOM2TO.java
: 94 )
at com.sun.org.apache.xalan.internal.xsltc.trax.TransformerImpl.transfor
mIdentity(TransformerImpl.java: 662 )
at com.sun.org.apache.xalan.internal.xsltc.trax.TransformerImpl.transfor
m(TransformerImpl.java: 708 )
at com.sun.org.apache.xalan.internal.xsltc.trax.TransformerImpl.transfor
m(TransformerImpl.java: 313 )
at operation.AddNeuronID.addNeuronId(AddNeuronID.java: 273 )
at operationUI.AddNeuronIDListener.constructor2Perform(AddNeuronIDListen
er.java: 245 )
at operationUI.AddNeuronIDListener.actionPerformed(AddNeuronIDListener.j
ava: 85 )
at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java: 19
95 )
at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.jav
a: 2318 )
at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel
.java: 387 )
at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java: 242
)
at javax.swing.plaf.basic.BasicButtonListener.mouseReleased(BasicButtonL
istener.java: 236 )
at java.awt.Component.processMouseEvent(Component.java: 6041 )
at javax.swing.JComponent.processMouseEvent(JComponent.java: 3265 )
at java.awt.Component.processEvent(Component.java: 5806 )
at java.awt.Container.processEvent(Container.java: 2058 )
at java.awt.Component.dispatchEventImpl(Component.java: 4413 )
at java.awt.Container.dispatchEventImpl(Container.java: 2116 )
at java.awt.Component.dispatchEvent(Component.java: 4243 )
at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java: 4322
)
at java.awt.LightweightDispatcher.processMouseEvent(Container.java: 3986 )
at java.awt.LightweightDispatcher.dispatchEvent(Container.java: 3916 )
at java.awt.Container.dispatchEventImpl(Container.java: 2102 )
at java.awt.Window.dispatchEventImpl(Window.java: 2440 )
at java.awt.Component.dispatchEvent(Component.java: 4243 )
at java.awt.EventQueue.dispatchEvent(EventQueue.java: 599 )
at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThre
ad.java: 273 )
at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.
java: 183 )
at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThre
ad.java: 173 )
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java: 168 )
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java: 160 )
at java.awt.EventDispatchThread.run(EventDispatchThread.java: 121 )
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