Estimados, tal cual dice el titulo. De un dia para el otro hemos dejado de poner emitir una factura de venta vinculada con varios pedidos. El primer pedido lo cargamos sin problemas con cread desde, pero el segundo hace que se clave la aplicacion

El error que muestra es el siguiente

Exception in thread "AWT-EventQueue-0" java.lang.StackOverflowError
	at java.io.UnixFileSystem.getBooleanAttributes0(Native Method)
	at java.io.UnixFileSystem.getBooleanAttributes(UnixFileSystem.java:242)
	at java.io.File.exists(File.java:819)
	at sun.misc.URLClassPath$FileLoader.getResource(URLClassPath.java:1397)
	at sun.misc.URLClassPath.getResource(URLClassPath.java:249)
	at java.net.URLClassLoader$1.run(URLClassLoader.java:366)
	at java.net.URLClassLoader$1.run(URLClassLoader.java:363)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.net.URLClassLoader.findClass(URLClassLoader.java:362)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:418)
	at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:355)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:351)
	at java.lang.Class.forName0(Native Method)
	at java.lang.Class.forName(Class.java:264)
	at org.openXpertya.model.M_Table.getPOclass(M_Table.java:758)
	at org.openXpertya.model.M_Table.getClass(M_Table.java:368)
	at org.openXpertya.plugin.common.PluginPOUtils.getPersistentInstance(PluginPOUtils.java:127)
	at org.openXpertya.plugin.common.PluginPOUtils.getPluginList(PluginPOUtils.java:37)
	at org.openXpertya.model.PO.handlePersistence(PO.java:4041)
	at org.openXpertya.model.PO.saveFinish(PO.java:1886)
	at org.openXpertya.model.PO.saveUpdate(PO.java:2213)
	at org.openXpertya.model.PO.save(PO.java:1865)
	at org.openXpertya.model.MInvoice.updateManualGeneralDiscountToLines(MInvoice.java:2541)
	at org.openXpertya.model.MInvoice.updateManualGeneralDiscount(MInvoice.java:2521)
	at org.openXpertya.model.MInvoice.beforeSave(MInvoice.java:2415)
	at org.openXpertya.model.PO.doBeforeSave(PO.java:4049)
	at org.openXpertya.plugin.handlersPO.PluginPOBeforeSaveHandler.processActualAction(PluginPOBeforeSaveHandler.java:22)
	at org.openXpertya.plugin.handlersPO.PluginPOHandler.processPO(PluginPOHandler.java:72)
	at org.openXpertya.model.PO.handlePersistence(PO.java:4044)
	at org.openXpertya.model.PO.save(PO.java:1816)
	at org.openXpertya.model.MInvoiceLine.updateHeaderTax(MInvoiceLine.java:1602)
	at org.openXpertya.model.MInvoiceLine.afterSave(MInvoiceLine.java:1489)
	at org.openXpertya.model.PO.doAfterSave(PO.java:4054)
	at org.openXpertya.plugin.handlersPO.PluginPOAfterSaveHandler.processActualAction(PluginPOAfterSaveHandler.java:22)
	at org.openXpertya.plugin.handlersPO.PluginPOHandler.processPO(PluginPOHandler.java:72)
	at org.openXpertya.model.PO.handlePersistence(PO.java:4044)
	at org.openXpertya.model.PO.saveFinish(PO.java:1886)
	at org.openXpertya.model.PO.saveUpdate(PO.java:2213)
	at org.openXpertya.model.PO.save(PO.java:1865)
	at org.openXpertya.model.MInvoice.updateManualGeneralDiscountToLines(MInvoice.java:2541)
	at org.openXpertya.model.MInvoice.updateManualGeneralDiscount(MInvoice.java:2521)
	at org.openXpertya.model.MInvoice.beforeSave(MInvoice.java:2415)
	at org.openXpertya.model.PO.doBeforeSave(PO.java:4049)
	at org.openXpertya.plugin.handlersPO.PluginPOBeforeSaveHandler.processActualAction(PluginPOBeforeSaveHandler.java:22)
	at org.openXpertya.plugin.handlersPO.PluginPOHandler.processPO(PluginPOHandler.java:72)
	at org.openXpertya.model.PO.handlePersistence(PO.java:4044)
	at org.openXpertya.model.PO.save(PO.java:1816)
	at org.openXpertya.model.MInvoiceLine.updateHeaderTax(MInvoiceLine.java:1602)
	at org.openXpertya.model.MInvoiceLine.afterSave(MInvoiceLine.java:1489)
	at org.openXpertya.model.PO.doAfterSave(PO.java:4054)
	at org.openXpertya.plugin.handlersPO.PluginPOAfterSaveHandler.processActualAction(PluginPOAfterSaveHandler.java:22)
	at org.openXpertya.plugin.handlersPO.PluginPOHandler.processPO(PluginPOHandler.java:72)
	at org.openXpertya.model.PO.handlePersistence(PO.java:4044)
	at org.openXpertya.model.PO.saveFinish(PO.java:1886)
	at org.openXpertya.model.PO.saveUpdate(PO.java:2213)
	at org.openXpertya.model.PO.save(PO.java:1865)
	at org.openXpertya.model.MInvoice.updateManualGeneralDiscountToLines(MInvoice.java:2541)
	at org.openXpertya.model.MInvoice.updateManualGeneralDiscount(MInvoice.java:2521)
	at org.openXpertya.model.MInvoice.beforeSave(MInvoice.java:2415)
	at org.openXpertya.model.PO.doBeforeSave(PO.java:4049)
	at org.openXpertya.plugin.handlersPO.PluginPOBeforeSaveHandler.processActualAction(PluginPOBeforeSaveHandler.java:22)
	at org.openXpertya.plugin.handlersPO.PluginPOHandler.processPO(PluginPOHandler.java:72)
	at org.openXpertya.model.PO.handlePersistence(PO.java:4044)
	at org.openXpertya.model.PO.save(PO.java:1816)
	at org.openXpertya.model.MInvoiceLine.updateHeaderTax(MInvoiceLine.java:1602)
	at org.openXpertya.model.MInvoiceLine.afterSave(MInvoiceLine.java:1489)
	at org.openXpertya.model.PO.doAfterSave(PO.java:4054)

Saludos y muchas gracias