update

mec-biz/src/main/java/com/ym/mec/biz/service/impl/StudentManageServiceImpl.java

@@ -112,8 +112,10 @@ public class StudentManageServiceImpl implements StudentManageService {
         Map<String, Object> params = new HashMap<String, Object>();
         MapUtil.populateMap(params, queryInfo);
 
-        String[] organIds = queryInfo.getOrganId().split(",");
-        params.put("organIds", organIds);
+        if(StringUtils.isNotEmpty(queryInfo.getOrganId())){
+            String[] organIds = queryInfo.getOrganId().split(",");
+            params.put("organIds", organIds);
+        }
 
         List<StudentManageListDto> dataList = null;
         int count = studentManageDao.countStudentByOrganId(params);