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  • Re: Error code told me to email the developers.
    via by Dave Fisher,
  • OpenXML4JRuntimeException: Rule M2.4 exception
    via by limesdevelopment,
  • Exception while updating XLSX file
    via by badbadri,
    • org.apache.poi.openxml4j.exceptions.OpenXML4JRuntimeException: Rule M2.4 exception : this error should NEVER happen, if so please send a mail to the developers team, thanks ! at org.apache.poi.openxml4j.opc.internal.ContentTypeManager.getContentType( at org.apache.poi.openxml4j.opc.internal.ContentTypeManager.removeContentType( at org.apache.poi.openxml4j.opc.OPCPackage.removePart( at org.apache.poi.openxml4j.opc.PackagePart.getOutputStream( at org.apache.poi.xssf.usermodel.XSSFWorkbook.commit( at org.apache.poi.POIXMLDocumentPart.onSave( at org.apache.poi.POIXMLDocument.write( at com.ashtonwoodshomes.OptionDumpMain.main(

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