diff --git a/PythonProject/api/employment_api.py b/PythonProject/api/employment_api.py
index 2a09422..785aa3c 100644
--- a/PythonProject/api/employment_api.py
+++ b/PythonProject/api/employment_api.py
@@ -27,6 +27,8 @@ def get_emp_info3(stu_id:int = Path(description='学生编号')
                                , company_name=company_name
                                , min_salary=min_salary
                                , max_salary=max_salary)
+    if not l1:
+        raise HTTPException(status_code=404,detail='该学生就业信息不存在！')
     return l1
 
 @emp_api.post('/employment/students/{stu_id}',response_model=EmploymentResponse,summary='新增学生就业信息')
diff --git a/PythonProject/dao/employment_dao.py b/PythonProject/dao/employment_dao.py
index 2a7e1fc..9e0f8b7 100644
--- a/PythonProject/dao/employment_dao.py
+++ b/PythonProject/dao/employment_dao.py
@@ -31,12 +31,9 @@ def get_emp_dao(db,stu_id=None,class_id=None,company_name=None,min_salary=None,m
         q = q.filter(Employment_info.salary <= max_salary)
 
     r = q.all()
-    if not r:
-        raise HTTPException(status_code=500,detail='查询异常，没有结果！')
     return r
 
 
-
 def add_emp_dao(o,db):
     try:
         stu = db.query(Student_Model).filter(Student_Model.stu_id == o['stu_id']