TextArea Throwing NullPointerException in Codename One

[ba.kri...@gmail.com]

If you are experiencing an issue please mention the full platform your issue applies to:
IDE: NetBeans/Eclipse/IDEA
Desktop OS
Simulator
Device

I am using Eclipse IDE in Windows7 OS.

Running in Simulator and Head Unit device.

Using GUI-Builder to develop the GUI.

While executing the application i can view some data in textarea and then it will crashed with a nullpointer exception in textarea. 

[Chen Fishbein]

Please post the stacktrace

[ba.kri...@gmail.com]

00:03:29,964 [ERROR] java.lang.NullPointerException

at com.codename1.ui.TextArea.initRowString: void initRowString() (TextArea.java)

at com.codename1.ui.TextArea.getRowStrings: java.util.ArrayList getRowStrings() (TextArea.java)

at com.codename1.ui.TextArea.getLines: int getLines() (TextArea.java)

at com.codename1.ui.plaf.DefaultLookAndFeel.getTextAreaSize: com.codename1.ui.geom.Dimension getTextAreaSize(com.codename1.ui.TextArea,boolean) (DefaultLookAndFeel.java)

at com.codename1.ui.TextArea.calcScrollSize: com.codename1.ui.geom.Dimension calcScrollSize() (TextArea.java)

at com.codename1.ui.Component.getScrollDimension: com.codename1.ui.geom.Dimension getScrollDimension() (Component.java)

at com.codename1.ui.TextArea.isScrollableY: boolean isScrollableY() (TextArea.java)

at com.codename1.ui.Component.isScrollable: boolean isScrollable() (Component.java)

at com.codename1.ui.Component.internalPaintImpl: void internalPaintImpl(com.codename1.ui.Graphics,boolean) (Component.java)

at com.codename1.ui.Component.paintInternalImpl: void paintInternalImpl(com.codename1.ui.Graphics,boolean) (Component.java)

at com.codename1.ui.Component.paintInternal: void paintInternal(com.codename1.ui.Graphics,boolean) (Component.java)

at com.codename1.ui.Component.paintInternal: void paintInternal(com.codename1.ui.Graphics) (Component.java)

at com.codename1.ui.Component.paintComponent: void paintComponent(com.codename1.ui.Graphics,boolean) (Component.java)

at com.codename1.ui.Component.paintComponent: void paintComponent(com.codename1.ui.Graphics) (Component.java)

at com.codename1.impl.CodenameOneImplementation.paintDirty: void paintDirty() (CodenameOneImplementation.java)

at com.codename1.ui.Display.edtLoopImpl: void edtLoopImpl() (Display.java)

at com.codename1.ui.Display.mainEDTLoop: void mainEDTLoop() (Display.java)

at com.codename1.ui.RunnableWrapper.run: void run() (RunnableWrapper.java)

at com.codename1.impl.CodenameOneThread.run: void run() (CodenameOneThread.java)

at com.aicas.xlet.manager.XletThreadGroup$3$1.run: void run(javax.realtime.AsynchronouslyInterruptedException) (XletThreadGroup.java)

at javax.realtime.AsynchronouslyInterruptedException.doInterruptible: boolean doInterruptible(javax.realtime.Interruptible) (AsynchronouslyInterruptedException.java)

at com.aicas.xlet.manager.XletThreadGroup$3.callRun: void callRun(java.lang.Runnable) (XletThreadGroup.java)

at com.aicas.jamaica.lang.ThreadGroupController$Control.callRun: void callRun(java.lang.Runnable) (ThreadGroupController.java)

at java.lang.Thread.go: void go() (Thread.java) 

[Chen Fishbein]

Hi,

Seems like this is a custom version of CN1 by aicas, I can't tell where is the issue since I don't know what source version are they using and if they are up to date.

[ba.kri...@gmail.com]

Ok , Thank you for your valid response.

I will discuss with them.