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Posted to user@commons.apache.org by Patrick Meyer <me...@virginia.edu> on 2009/06/11 17:22:11 UTC
NormalDistributionImpl and NoClassDefFoundError: MathException
I am using the following code in a method that catches and throws
org.apache.commons.math.MathException.
NormalDistributionImpl normal = new NormalDistributionImpl();
double invNorm = normal.inverseCumulativeProbability(itemDifficulty);
I import the class using
import org.apache.commons.math.MathException;
but when I compile and run my code I get this error message
java.lang.NoClassDefFoundError: org/apache/commons/math/MathException
Any ideas what is happening? With my import statement, it seems like I
should not be getting this error.
Thanks
Re: [math] NormalDistributionImpl and NoClassDefFoundError:
MathException
Posted by lu...@free.fr.
First of all, could put a [math] marker in the subject line when posting to this list ? It is shared among all commons components and this policy helps people setting up filters.
----- "Patrick Meyer" <me...@virginia.edu> a écrit :
> I am using the following code in a method that catches and throws
> org.apache.commons.math.MathException.
>
> NormalDistributionImpl normal = new NormalDistributionImpl();
> double invNorm = normal.inverseCumulativeProbability(itemDifficulty);
>
> I import the class using
>
> import org.apache.commons.math.MathException;
>
> but when I compile and run my code I get this error message
> java.lang.NoClassDefFoundError: org/apache/commons/math/MathException
>
> Any ideas what is happening? With my import statement, it seems like I
>
> should not be getting this error.
Do you have the commons-math jar in your classpath at runtime ?
Luc
>
> Thanks
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