Error: Base.ERROR_0002 - Component execution failed- java.lang.NullPointerException (org.pentaho.plugin.olap.PivotViewComponent).

The rendering of the Pivot Table fails..in the action sequence.. I try to check the datasource and the cube using "Process action Olap" and everything seems to be ok..


<action-definition>

<component-name>PivotViewComponent</component-name>

<action-type>Pentaho Analysis Viewer</action-type>

<action-outputs>

<optionstype="list"/>

<modeltype="string"/>

<connectiontype="string"/>

<mdxtype="string"/>

<titletype="string"/>

<urltype="string"/>

</action-outputs>

<component-definition>

<mode>execute</mode>

<model><![CDATA[samples/ehpreporting/ehpCoreReporting.mondrian.xml]]></model>

<jndi><![CDATA[Ehreporting]]></jndi>

<viewer><![CDATA[Pivot]]></viewer>

<query><![CDATA[select
{[Measures].[DURATA MEDIA DEGENZA], [Measures].[Totale DEGENZA], [Measures].[Totale RICOVERI],[Measures].[% PER OSPEDALI],[Measures].[% PER TIPO RICOVERO],[Measures].[% PER FASCIE D'ETA]} on columns,
{([Contesto].[Tutte le regioni],[Ricovero].[Tipo ricovero], [Popolazione].[Popolazione])} ON rows
from degenze]]>
</query>

</component-definition>

</action-definition>


Can anyone please give me some tips ????..

Thanks so much