java.lang.NullPointerException

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    • java.lang.NullPointerException at org.pentaho.plugin.jfreereport.reportcharts.MultiPieChartExpression.getValue(MultiPieChartExpression.java:97) at org.jfree.report.states.datarow.ExpressionDataRow.reactivateExpressions(ExpressionDataRow.java:653) at org.jfree.report.states.datarow.ExpressionDataRow.fireReportEvent(ExpressionDataRow.java:625) at org.jfree.report.states.datarow.GlobalMasterRow.fireReportEvent(GlobalMasterRow.java:360) at org.jfree.report.states.datarow.DefaultFlowController.fireReportEvent(DefaultFlowController.java:292) at org.jfree.report.states.process.ProcessState.fireReportEvent(ProcessState.java:486) at org.jfree.report.states.process.ProcessDetailsHandler.advance(ProcessDetailsHandler.java:31) at org.jfree.report.states.process.ProcessState.advance(ProcessState.java:282) at org.jfree.report.layout.output.AbstractReportProcessor.processPrepareLevels(AbstractReportProcessor.java:311) at org.jfree.report.layout.output.AbstractReportProcessor.prepareReportProcessing(AbstractReportProcessor.java:402) at org.jfree.report.modules.output.pageable.graphics.PrintReportProcessor.getPageDrawable(PrintReportProcessor.java:237) at org.pentaho.reportdesigner.crm.report.preview.ReportPane$3.run(ReportPane.java:113)
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