优化

src/main/java/thyyxxk/webserver/service/inpatient/casefrontsheet/CaseFrontSheetMainService.java

@@ -263,6 +263,9 @@ public class CaseFrontSheetMainService {
             }
         }
         sheet = dao.getAPatientMi(bah);
+        if (null == sheet) {
+            return null;
+        }
         CaseFrontsheetMain sheet1 = inHospital == State.InHospital.YES ?
                 dao.getZyActPatient("zy_actpatient", "yz_act_order", bah, times) :
                 dao.getZyActPatient("zy_inactpatient", "yz_inact_order", bah, times);