Hello, My name is Carlos Ruiz, I´m from Colombia. I just started develop in 
Geotools. I have gt2-2.3.0 Release,before I was working with gt2-2.2.2 
Realease. 
 
I found some improves in gt2-2.3.0 Release, like the access to postgis 
database. Also, I found that now We use a JMapPane class  instead of 
StyledMapPane class to display a Map. 
 
I have some problems, when I use JMapPane to display a shape, the aplication 
ask me for a .prj file. Before, when I used  StyledMapPane a .prj file wasn´t 
necesary. How can i fix that?. 
The other problem is, my application need to load shapes files, and need to 
load data from a database, With gt2-2.3.0 Release I can read the database 
points but when I try to run the database some errors appear. The error is the 
next one.
 
5/01/2007 04:00:58 PM org.geotools.renderer.lite.StreamingRenderer 
processSymbolizers
ADVERTENCIA: null
java.lang.NullPointerException
 
(the rest of the error is the attach file, error.txt)
 
I don´t know  was is wrong, if you cant help me with something thank very much.
 
Please excuseme my writing but I´m learning english.
Thanks very much,


 
Carlos Alberto Ruiz Lopez 311-3498464
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5/01/2007 04:00:58 PM org.geotools.renderer.lite.StreamingRenderer 
processSymbolizers
ADVERTENCIA: null
java.lang.NullPointerException
        at 
org.geotools.referencing.operation.BufferedCoordinateOperationFactory$CRSPair.<init>(BufferedCoordinateOperationFactory.java:83)
        at 
org.geotools.referencing.operation.BufferedCoordinateOperationFactory.createOperation(BufferedCoordinateOperationFactory.java:245)
        at 
org.geotools.renderer.lite.StreamingRenderer.getMathTransform(StreamingRenderer.java:2053)
        at 
org.geotools.renderer.lite.StreamingRenderer.processSymbolizers(StreamingRenderer.java:1613)
        at 
org.geotools.renderer.lite.StreamingRenderer.process(StreamingRenderer.java:1530)
        at 
org.geotools.renderer.lite.StreamingRenderer.processStylers(StreamingRenderer.java:1472)
        at 
org.geotools.renderer.lite.StreamingRenderer.paint(StreamingRenderer.java:543)
        at 
org.geotools.renderer.lite.StreamingRenderer.paint(StreamingRenderer.java:406)
        at org.geotools.gui.swing.JMapPane.paintComponent(JMapPane.java:414)
        at javax.swing.JComponent.paint(Unknown Source)
        at javax.swing.JComponent.paintChildren(Unknown Source)
        at javax.swing.JComponent.paint(Unknown Source)
        at javax.swing.JComponent.paintChildren(Unknown Source)
        at javax.swing.JComponent.paint(Unknown Source)
        at javax.swing.JLayeredPane.paint(Unknown Source)
        at javax.swing.JComponent.paintChildren(Unknown Source)
        at javax.swing.JComponent.paintWithOffscreenBuffer(Unknown Source)
        at javax.swing.JComponent.paintDoubleBuffered(Unknown Source)
        at javax.swing.JComponent.paint(Unknown Source)
        at java.awt.GraphicsCallback$PaintCallback.run(Unknown Source)
        at sun.awt.SunGraphicsCallback.runOneComponent(Unknown Source)
        at sun.awt.SunGraphicsCallback.runComponents(Unknown Source)
        at java.awt.Container.paint(Unknown Source)
        at javax.swing.JFrame.update(Unknown Source)
        at sun.awt.RepaintArea.updateComponent(Unknown Source)
        at sun.awt.RepaintArea.paint(Unknown Source)
        at sun.awt.windows.WComponentPeer.handleEvent(Unknown Source)
        at java.awt.Component.dispatchEventImpl(Unknown Source)
        at java.awt.Container.dispatchEventImpl(Unknown Source)
        at java.awt.Window.dispatchEventImpl(Unknown Source)
        at java.awt.Component.dispatchEvent(Unknown Source)
        at java.awt.EventQueue.dispatchEvent(Unknown Source)
        at java.awt.EventDispatchThread.pumpOneEventForHierarchy(Unknown Source)
        at java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source)
        at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
        at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
        at java.awt.EventDispatchThread.run(Unknown Source)
5/01/2007 04:00:58 PM org.geotools.renderer.lite.StreamingRenderer 
processStylers
GRAVE: null
java.lang.NullPointerException
        at 
org.geotools.renderer.lite.Decimator.decimateTransformGeneralize(Decimator.java:208)
        at 
org.geotools.renderer.lite.Decimator.decimateTransformGeneralize(Decimator.java:115)
        at org.geotools.renderer.lite.LiteShape2.<init>(LiteShape2.java:135)
        at 
org.geotools.renderer.lite.StreamingRenderer.getTransformedShape(StreamingRenderer.java:1672)
        at 
org.geotools.renderer.lite.StreamingRenderer.processSymbolizers(StreamingRenderer.java:1635)
        at 
org.geotools.renderer.lite.StreamingRenderer.process(StreamingRenderer.java:1530)
        at 
org.geotools.renderer.lite.StreamingRenderer.processStylers(StreamingRenderer.java:1472)
        at 
org.geotools.renderer.lite.StreamingRenderer.paint(StreamingRenderer.java:543)
        at 
org.geotools.renderer.lite.StreamingRenderer.paint(StreamingRenderer.java:406)
        at org.geotools.gui.swing.JMapPane.paintComponent(JMapPane.java:414)
        at javax.swing.JComponent.paint(Unknown Source)
        at javax.swing.JComponent.paintChildren(Unknown Source)
        at javax.swing.JComponent.paint(Unknown Source)
        at javax.swing.JComponent.paintChildren(Unknown Source)
        at javax.swing.JComponent.paint(Unknown Source)
        at javax.swing.JLayeredPane.paint(Unknown Source)
        at javax.swing.JComponent.paintChildren(Unknown Source)
        at javax.swing.JComponent.paintWithOffscreenBuffer(Unknown Source)
        at javax.swing.JComponent.paintDoubleBuffered(Unknown Source)
        at javax.swing.JComponent.paint(Unknown Source)
        at java.awt.GraphicsCallback$PaintCallback.run(Unknown Source)
        at sun.awt.SunGraphicsCallback.runOneComponent(Unknown Source)
        at sun.awt.SunGraphicsCallback.runComponents(Unknown Source)
        at java.awt.Container.paint(Unknown Source)
        at javax.swing.JFrame.update(Unknown Source)
        at sun.awt.RepaintArea.updateComponent(Unknown Source)
        at sun.awt.RepaintArea.paint(Unknown Source)
        at sun.awt.windows.WComponentPeer.handleEvent(Unknown Source)
        at java.awt.Component.dispatchEventImpl(Unknown Source)
        at java.awt.Container.dispatchEventImpl(Unknown Source)
        at java.awt.Window.dispatchEventImpl(Unknown Source)
        at java.awt.Component.dispatchEvent(Unknown Source)
        at java.awt.EventQueue.dispatchEvent(Unknown Source)
        at java.awt.EventDispatchThread.pumpOneEventForHierarchy(Unknown Source)
        at java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source)
        at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
        at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
        at java.awt.EventDispatchThread.run(Unknown Source)
5/01/2007 04:00:58 PM org.geotools.renderer.lite.StreamingRenderer 
processStylers
GRAVE: null
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