Category series name is null

[wiphillyfan]

Has anyone encountered the following error: CategoryÂseriesÂnameÂisÂnull

 

net.sf.jasperreports.engine.JRRuntimeException:ÂCategoryÂseriesÂnameÂisÂnull. ÂÂÂÂatÂnet.sf.jasperreports.charts.fill.JRFillCategoryDataset.customIncrement(JRFillCategoryDataset.java:144) ÂÂÂÂatÂnet.sf.jasperreports.engine.fill.JRFillElementDataset.increment(JRFillElementDataset.java:169) ÂÂÂÂatÂnet.sf.jasperreports.engine.fill.JRCalculator.calculateVariables(JRCalculator.java:152) ÂÂÂÂatÂnet.sf.jasperreports.engine.fill.JRFillDatasetRun.detail(JRFillDatasetRun.java:205) ÂÂÂÂatÂnet.sf.jasperreports.engine.fill.JRFillDatasetRun.iterate(JRFillDatasetRun.java:168) ÂÂÂÂatÂnet.sf.jasperreports.engine.fill.JRFillDatasetRun.evaluate(JRFillDatasetRun.java:126) ÂÂÂÂatÂnet.sf.jasperreports.engine.fill.JRFillElementDataset.evaluateDatasetRun(JRFillElementDataset.java:201) ÂÂÂÂatÂnet.sf.jasperreports.engine.fill.JRFillChart.evaluateDatasetRun(JRFillChart.java:2682) ÂÂÂÂatÂnet.sf.jasperreports.engine.fill.JRFillChart.evaluateImage(JRFillChart.java:680) ÂÂÂÂatÂnet.sf.jasperreports.engine.fill.JRFillChart.resolveElement(JRFillChart.java:2253) ÂÂÂÂatÂnet.sf.jasperreports.engine.fill.JRFillElement.resolveElement(JRFillElement.java:874) ÂÂÂÂatÂnet.sf.jasperreports.engine.fill.JRBaseFiller.resolveBoundElements(JRBaseFiller.java:1091) ÂÂÂÂatÂnet.sf.jasperreports.engine.fill.JRBaseFiller.resolveBoundElements(JRBaseFiller.java:1116) ÂÂÂÂatÂnet.sf.jasperreports.engine.fill.JRBaseFiller.resolveReportBoundElements(JRBaseFiller.java:1126) ÂÂÂÂatÂnet.sf.jasperreports.engine.fill.JRVerticalFiller.fillSummary(JRVerticalFiller.java:805) ÂÂÂÂatÂnet.sf.jasperreports.engine.fill.JRVerticalFiller.fillReportEnd(JRVerticalFiller.java:240) ÂÂÂÂatÂnet.sf.jasperreports.engine.fill.JRVerticalFiller.fillReport(JRVerticalFiller.java:116) ÂÂÂÂatÂnet.sf.jasperreports.engine.fill.JRBaseFiller.fill(JRBaseFiller.java:751) ÂÂÂÂatÂnet.sf.jasperreports.engine.fill.JRBaseFiller.fill(JRBaseFiller.java:660) ÂÂÂÂatÂnet.sf.jasperreports.engine.fill.JRFiller.fillReport(JRFiller.java:63) ÂÂÂÂatÂnet.sf.jasperreports.engine.JasperFillManager.fillReport(JasperFillManager.java:402) ÂÂÂÂatÂnet.sf.jasperreports.engine.JasperFillManager.fillReport(JasperFillManager.java:234) ÂÂÂÂatÂit.businesslogic.ireport.IReportCompiler.run(IReportCompiler.java:808)Â

[wiphillyfan]

Never mind. There was a problem with my SQL and therefore my returned data had a row (used by series expression) with a null column resulting - logical ;-) Thanks.