执法端-人员信息，部门，统计分析

zdxt-modules/zdxt-enforcement-code/src/main/java/com/zdxt/enforcementcode/controller/app/enforcement/AppEnforcementRegistrationController.java

@@ -123,7 +123,11 @@ public class AppEnforcementRegistrationController extends BaseController {
         List<EnforcementRegistrationVo> listCount = enforcementRegistrationService.selectEnforcementRegistrationList(bo,pageQuery);
         int count = 0;
         if (listCount.size() > 0) {
-            count = listCount.stream().map(item -> Integer.valueOf(item.getNum())).reduce(0, Integer::sum);
+            count = listCount.stream()
+                .map(item -> item.getNum())
+                .filter(num -> num != null)
+                .mapToInt(Integer::intValue)
+                .sum();
         }
         List<EnforcementRegistrationVo> list = enforcementRegistrationService.selectEnforcementRegistrationList(bo, pageQuery);