Index: ssts-recyclingapplication/src/main/java/com/forgon/disinfectsystem/recyclingapplication/dwr/table/RecyclingApplicationTableManager.java
===================================================================
diff -u -r15631 -r15635
--- ssts-recyclingapplication/src/main/java/com/forgon/disinfectsystem/recyclingapplication/dwr/table/RecyclingApplicationTableManager.java	(.../RecyclingApplicationTableManager.java)	(revision 15631)
+++ ssts-recyclingapplication/src/main/java/com/forgon/disinfectsystem/recyclingapplication/dwr/table/RecyclingApplicationTableManager.java	(.../RecyclingApplicationTableManager.java)	(revision 15635)
@@ -1295,12 +1295,14 @@
 			//用对比后没有打印的部门编号去invoicePlan那里查询今天已经打印过的部门编号
 			List<String> isPrintedByDeptCodes = invoicePlanManager.findTodayIsPrintedByDeptCodes(noPrintListCodes);
 			List<String> showNoPrintListCodes = new ArrayList<>();
-			//用没有打印的部门编号和今天已经打印的部门编号对比,如果noPrintListCodes的部门编号不在isPrintedByDeptCodes里,则需要在页面提示用户
-			for (String noPrintListCode : noPrintListCodes) {
-                if (!isPrintedByDeptCodes.contains(noPrintListCode)){
-                    showNoPrintListCodes.add(noPrintListCode);
-                }
-            }
+			if (CollectionUtils.isNotEmpty(isPrintedByDeptCodes)){
+				//用没有打印的部门编号和今天已经打印的部门编号对比,如果noPrintListCodes的部门编号不在isPrintedByDeptCodes里,则需要在页面提示用户
+				for (String noPrintListCode : noPrintListCodes) {
+					if (!isPrintedByDeptCodes.contains(noPrintListCode)){
+						showNoPrintListCodes.add(noPrintListCode);
+					}
+				}
+			}
 			return orgUnitManager.findDeptNameByOrgUnitCodes(showNoPrintListCodes);
 		}
 		catch (Exception e) {
Index: ssts-recyclingapplication/src/main/java/com/forgon/disinfectsystem/recyclingapplication/service/RecyclingApplicationManagerImpl.java
===================================================================
diff -u -r15631 -r15635
--- ssts-recyclingapplication/src/main/java/com/forgon/disinfectsystem/recyclingapplication/service/RecyclingApplicationManagerImpl.java	(.../RecyclingApplicationManagerImpl.java)	(revision 15631)
+++ ssts-recyclingapplication/src/main/java/com/forgon/disinfectsystem/recyclingapplication/service/RecyclingApplicationManagerImpl.java	(.../RecyclingApplicationManagerImpl.java)	(revision 15635)
@@ -4484,8 +4484,7 @@
                     noPrintList.add(code);
                 }
             }
-            return noPrintList;
         }
-        return null;
+        return noPrintList;
     }
 }