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java.lang.ClassCastException: dori.jasper.eng

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By: Chonsiu - chonsiu

java.lang.ClassCastException: dori.jasper.eng

2003-03-13 22:46

Hi I try to generate a report in PDF format, but this error occurs.....can anybody help me ?


java.lang.ClassCastException: dori.jasper.engine.JasperReport

at dori.jasper.engine.JasperExportManager.exportReportToPdfFile(JasperExportManager.java:96)







By: Teodor Danciu - teodord

RE: java.lang.ClassCastException: dori.jasper.eng

2003-03-14 02:54




The reports have to filled before being exported.

You are supplying a report template to the exporter

instead if a generated report (JasperPrint object or .jrprint file).


Check this for details:



I hope this helps.


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