Index: ssts-invoice/src/main/java/com/forgon/disinfectsystem/invoicemanager/action/InvoiceAction.java
===================================================================
diff -u -r33276 -r33285
--- ssts-invoice/src/main/java/com/forgon/disinfectsystem/invoicemanager/action/InvoiceAction.java	(.../InvoiceAction.java)	(revision 33276)
+++ ssts-invoice/src/main/java/com/forgon/disinfectsystem/invoicemanager/action/InvoiceAction.java	(.../InvoiceAction.java)	(revision 33285)
@@ -480,7 +480,10 @@
 				obj.put("manufacturer", diposableGoodBatch.getManufacturer());
 				obj.put("certification", certification);
 				obj.put("tousseType", TousseItem.TYPE_DIPOSABLE_GOODS);
-				obj.put("invoicePlanSerialNumber", invoice.getInvoicePlan().getSerialNumber());
+				obj.put("invoicePlanSerialNumber", "");
+				if(invoice.getInvoicePlan() != null){
+					obj.put("invoicePlanSerialNumber", invoice.getInvoicePlan().getSerialNumber());
+				}
 				
 				jsonArray.add(obj);
 				
@@ -529,7 +532,10 @@
 				obj.put("certification", "");
 				obj.put("tousseType", tousseDefinition.getTousseType());
 				obj.put("urgentLevel", tousseInstance.getUrgentLevel());
-				obj.put("invoicePlanSerialNumber", invoice.getInvoicePlan().getSerialNumber());
+				obj.put("invoicePlanSerialNumber", "");
+				if(invoice.getInvoicePlan() != null){
+					obj.put("invoicePlanSerialNumber", invoice.getInvoicePlan().getSerialNumber());
+				}
 				jsonArray.add(obj);
 			}
 		}
@@ -577,7 +583,10 @@
 				obj.put("manufacturer", "");
 				obj.put("certification", "");
 				obj.put("tousseType", ExpensiveGoods.TYPE_NAME);
-				obj.put("invoicePlanSerialNumber", invoice.getInvoicePlan().getSerialNumber());
+				obj.put("invoicePlanSerialNumber", "");
+				if(invoice.getInvoicePlan() != null){
+					obj.put("invoicePlanSerialNumber", invoice.getInvoicePlan().getSerialNumber());
+				}
 				
 				jsonArray.add(obj);
 			}