[#14246] - subreports failing when using html component

net.sf.jasperreports.engine.JRException: Class not found when loading object from InputStream.
net.sf.jasperreports.engine.JRRuntimeException: net.sf.jasperreports.engine.JRException: Class not found when loading object from InputStream.
at net.sf.jasperreports.repo.SerializedObjectPersistenceService.load(SerializedObjectPersistenceService.java:60)
at net.sf.jasperreports.repo.SerializedReportPersistenceService.load(SerializedReportPersistenceService.java:40)
at net.sf.jasperreports.repo.DefaultRepositoryService.getResource(DefaultRepositoryService.java:149)
at net.sf.jasperreports.repo.RepositoryUtil.getResourceFromLocation(RepositoryUtil.java:144)
at net.sf.jasperreports.repo.RepositoryUtil.getReport(RepositoryUtil.java:112)
at net.sf.jasperreports.engine.fill.JRFillSubreport.loadReport(JRFillSubreport.java:398)
at net.sf.jasperreports.engine.fill.JRFillSubreport.evaluateReport(JRFillSubreport.java:365)
at net.sf.jasperreports.engine.fill.JRFillSubreport.evaluateSubreport(JRFillSubreport.java:427)
at net.sf.jasperreports.engine.fill.JRFillSubreport.evaluate(JRFillSubreport.java:341)
at net.sf.jasperreports.engine.fill.JRFillElementContainer.evaluate(JRFillElementContainer.java:381)
at net.sf.jasperreports.engine.fill.JRFillBand.evaluate(JRFillBand.java:500)
at net.sf.jasperreports.engine.fill.JRVerticalFiller.fillTitle(JRVerticalFiller.java:311)
at net.sf.jasperreports.engine.fill.JRVerticalFiller.fillReportStart(JRVerticalFiller.java:247)
at net.sf.jasperreports.engine.fill.JRVerticalFiller.fillReport(JRVerticalFiller.java:115)
at net.sf.jasperreports.engine.fill.JRBaseFiller.fill(JRBaseFiller.java:582)
at net.sf.jasperreports.engine.fill.BaseReportFiller.fill(BaseReportFiller.java:396)
at net.sf.jasperreports.engine.fill.JRFiller.fill(JRFiller.java:90)
at net.sf.jasperreports.engine.JasperFillManager.fill(JasperFillManager.java:286)
at net.sf.jasperreports.engine.JasperFillManager.fillReport(JasperFillManager.java:759)