Index: ssts-invoice/src/main/java/com/forgon/disinfectsystem/invoicemanager/action/InvoiceAction.java
===================================================================
diff -u -r25582 -r25603
--- ssts-invoice/src/main/java/com/forgon/disinfectsystem/invoicemanager/action/InvoiceAction.java	(.../InvoiceAction.java)	(revision 25582)
+++ ssts-invoice/src/main/java/com/forgon/disinfectsystem/invoicemanager/action/InvoiceAction.java	(.../InvoiceAction.java)	(revision 25603)
@@ -1988,7 +1988,11 @@
 			vo.setStatus(data.get("status").getAsString());
 		}
 		if(data.has("depart")){
-			vo.setDepart(data.get("depart").getAsString());
+			JsonElement jsonElement = data.get("depart");
+			if (!jsonElement.isJsonNull()){
+				String depart = jsonElement.getAsString();
+				vo.setDepart(depart);
+			}
 		}
 		
 //			vo.setSterilizerName(sterilizerName);