[Gvsig_usuarios] error pdf

[jqmolina en ono.com]

Hola, también soy recien llegado a la lista de usuarios, aunque llevo 
tiempo usando esta aplicación.
Acudo a quien me pueda ayudar porque me he encontrado un error al 
exportar a pdf dos mapas, esta es la única forma que tengo por el 
momento para imprimirlos. Ya lo había hecho antes... pero ahora al 
modificar algunos elementos e intentar exportarlo de nuevo  me da el 
siguiente error o errores:
Un saludo, Jesús.


Error no capturado por el usuario

java.lang.NullPointerException: null
    org.gvsig.symbology.fmap.labeling.GeneralLabelingStrategy.draw
(GeneralLabelingStrategy.java:291)
    org.gvsig.symbology.fmap.labeling.GeneralLabelingStrategy.print
(GeneralLabelingStrategy.java:846)
    com.iver.cit.gvsig.fmap.layers.FLyrVect.printLabels(FLyrVect.
java:
1971)
    com.iver.cit.gvsig.fmap.DefaultMapContextDrawer.print
(DefaultMapContextDrawer.java:243)
    com.iver.cit.gvsig.fmap.DefaultMapContextDrawer.print
(DefaultMapContextDrawer.java:496)
    com.iver.cit.gvsig.fmap.MapContext.print(MapContext.java:724)
    com.iver.cit.gvsig.project.documents.layout.fframes.FFrameView.
printX(FFrameView.java:497)
    com.iver.cit.gvsig.project.documents.layout.fframes.FFrameView.
draw(FFrameView.java:454)
    com.iver.cit.gvsig.project.documents.layout.fframes.FFrameView.
print(FFrameView.java:482)
    com.iver.cit.gvsig.project.documents.layout.gui.Layout.
drawLayoutPrint(Layout.java:198)
    com.iver.cit.gvsig.Print.drawShapes(Print.java:126)
    com.iver.cit.gvsig.Print.print(Print.java:195)
    com.iver.cit.gvsig.project.documents.layout.FLayoutDraw.toPDF
(FLayoutDraw.java:752)
    com.iver.cit.gvsig.project.documents.layout.gui.Layout.
layoutToPDF
(Layout.java:631)
    com.iver.cit.gvsig.project.documents.layout.gui.Layout.
layoutToPDF
(Layout.java:667)
    com.iver.cit.gvsig.ExportLayoutExtension.execute
(ExportLayoutExtension.java:92)
    com.iver.andami.plugins.ExtensionDecorator.execute
(ExtensionDecorator.java:89)
    com.iver.andami.ui.mdiFrame.MDIFrame.actionPerformed(MDIFrame.
java:673)
    javax.swing.AbstractButton.fireActionPerformed(Unknown Source)
    javax.swing.AbstractButton$Handler.actionPerformed(Unknown 
Source)
    javax.swing.DefaultButtonModel.fireActionPerformed(Unknown 
Source)
    javax.swing.DefaultButtonModel.setPressed(Unknown Source)
    javax.swing.plaf.basic.BasicButtonListener.mouseReleased
(Unknown 
Source)
    java.awt.AWTEventMulticaster.mouseReleased(Unknown Source)
    java.awt.AWTEventMulticaster.mouseReleased(Unknown Source)
    java.awt.Component.processMouseEvent(Unknown Source)
    javax.swing.JComponent.processMouseEvent(Unknown Source)
    java.awt.Component.processEvent(Unknown Source)
    java.awt.Container.processEvent(Unknown Source)
    java.awt.Component.dispatchEventImpl(Unknown Source)
    java.awt.Container.dispatchEventImpl(Unknown Source)
    java.awt.Component.dispatchEvent(Unknown Source)
    java.awt.LightweightDispatcher.retargetMouseEvent(Unknown 
Source)
    java.awt.LightweightDispatcher.processMouseEvent(Unknown Source)
    java.awt.LightweightDispatcher.dispatchEvent(Unknown Source)
    java.awt.Container.dispatchEventImpl(Unknown Source)
    java.awt.Window.dispatchEventImpl(Unknown Source)
    java.awt.Component.dispatchEvent(Unknown Source)
    java.awt.EventQueue.dispatchEvent(Unknown Source)
    com.iver.andami.ui.AndamiEventQueue.dispatchEvent
(AndamiEventQueue.java:58)
    java.awt.EventDispatchThread.pumpOneEventForHierarchy(Unknown 
Source)
    java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown 
Source)
    java.awt.EventDispatchThread.pumpEvents(Unknown Source)
    java.awt.EventDispatchThread.pumpEvents(Unknown Source)
    java.awt.EventDispatchThread.run(Unknown Source)