Bug#656956: [geogebra] Many commands yield to "undefined" results

[Giovanni Mascellani]

tag 656956 + confirmed
thanks

Hi.

On 23/01/2012 09:18, Lorenz Wenner wrote:
> $ geogebra 
> GeoGebra 3.2.46.0, Debian package 3.2.46.0+dfsg1-1, December 17, 2010, Java 1.6.0_24
> codebase: file:/usr/share/geogebra/
> Fonts used: sans: SansSerif, serif: Serif
> Fonts used: sans: SansSerif.plain, serif: Serif.plain
> Exception: could not load bundle: /geogebra/properties/javaui_de.properties
> java.lang.NullPointerException
>         at org.mathpiper.builtin.BuiltinFunction.addOptionalFunctions(BuiltinFunction.java:234)                                                
>         at org.mathpiper.interpreters.SynchronousInterpreter.<init>(SynchronousInterpreter.java:83)                                            
>         at org.mathpiper.interpreters.SynchronousInterpreter.getInstance(SynchronousInterpreter.java:219)                                      
>         at org.mathpiper.interpreters.Interpreters.getSynchronousInterpreter(Interpreters.java:83)                                             
>         at geogebra.cas.GeoGebraCAS.getMathPiper(GeoGebraCAS.java:135)                                                                         
>         at geogebra.cas.GeoGebraCAS.initCAS(GeoGebraCAS.java:38)                                                                               
>         at geogebra.cas.GeoGebraCAS.<init>(GeoGebraCAS.java:33)                                                                                
>         at geogebra.kernel.Kernel.getGeoGebraCAS(Kernel.java:353)                                                                              
>         at geogebra.gui.app.GeoGebraFrame$1.run(GeoGebraFrame.java:310)                                                                        
> java.lang.Exception: Error during system script initialization.
>         at org.mathpiper.interpreters.SynchronousInterpreter.<init>(SynchronousInterpreter.java:175)
>         at org.mathpiper.interpreters.SynchronousInterpreter.getInstance(SynchronousInterpreter.java:219)
>         at org.mathpiper.interpreters.Interpreters.getSynchronousInterpreter(Interpreters.java:83)
>         at geogebra.cas.GeoGebraCAS.getMathPiper(GeoGebraCAS.java:135)
>         at geogebra.cas.GeoGebraCAS.initCAS(GeoGebraCAS.java:38)
>         at geogebra.cas.GeoGebraCAS.<init>(GeoGebraCAS.java:33)
>         at geogebra.kernel.Kernel.getGeoGebraCAS(Kernel.java:353)
>         at geogebra.gui.app.GeoGebraFrame$1.run(GeoGebraFrame.java:310)
> java.lang.Exception: Error during system script initialization.
> MathPiper creation failed with scriptbase: jar:file:/usr/share/geogebra/geogebra_cas.jar!/
> MathPiper creation failed again with null scriptbase
> 
> typing x^2 followed by f'(x) yields to the following lines on the console

I can reproduce the bug, thanks for reporting. It is a problem that I
already found and that I thought to have fixed, but probably I were
wrong. I think the error is due to mathpiper, but I'll investigate better.

Thanks, Giovanni.
-- 
Giovanni Mascellani <mascellani at poisson.phc.unipi.it>
Pisa, Italy

Web: http://poisson.phc.unipi.it/~mascellani
Jabber: g.mascellani at jabber.org / giovanni at elabor.homelinux.org

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