diff --git a/server/apps/exam/serializers.py b/server/apps/exam/serializers.py
index 769e4a8..7c87633 100644
--- a/server/apps/exam/serializers.py
+++ b/server/apps/exam/serializers.py
@@ -88,6 +88,7 @@ class ExamListSerializer(ModelSerializer):
     course_ = CourseSerializer(source='course_name', read_only=True)
     user_count = serializers.SerializerMethodField()
     submit_count = serializers.SerializerMethodField()
+    limit = CharField(source='paper.limit', read_only=True)
     class Meta:
         model = Exam
         fields = '__all__'
diff --git a/server/apps/exam/views.py b/server/apps/exam/views.py
index cc9d824..4a91461 100644
--- a/server/apps/exam/views.py
+++ b/server/apps/exam/views.py
@@ -20,6 +20,7 @@ from apps.exam.filters import ExamRecordFilter, ExamFilter
 from datetime import timedelta
 from apps.system.mixins import CreateUpdateCustomMixin
 from apps.edu.serializers import CertificateSerializer
+from apps.edu.models import Certificate
 from utils.queryset import get_child_queryset2
 from apps.system.permission import has_permission
 from apps.exam.parse_word import interpret_text
@@ -485,7 +486,8 @@ class ExamViewSet(CreateUpdateCustomMixin, ModelViewSet):
 
         开始考试具体题目信息
         """
-        exam = self.get_object()
+        # exam = self.get_object()
+        exam = Exam.objects.get(id=kwargs['pk'])
         # 查询本次考试对应哪些人
         participants = exam.participant_user.all()
         participants_ids = [i.id for i in participants]
@@ -641,10 +643,15 @@ class ExamRecordViewSet(ListModelMixin, DestroyModelMixin, RetrieveModelMixin, G
                 courese_ids = [i.id for i in course]
                 current_date =  now_data.strftime('%Y-%m-%d')
                 cer_number = now_data.strftime('%Y%m%d')
+                # 查询证明编号创建时间为最后一个
+                cer = Certificate.objects.latest('证书编号')
+                if cer:
+                    cer_number = int(cer.证书编号[4:]) + 1
+                    cer_number = 'CTCZL' + str(cer_number)
                 data_dict = {
                     '姓名': request.user.name,
                     '用户ID': request.user.id,
-                    '证书编号': 'CTCZL'+ cer_number,
+                    '证书编号': cer_number,
                     '证书方案': '202312',
                     '单位名称': request.user.dept.name,
                     '所属单位': '国检测试控股集团'+request.user.dept.name,
diff --git a/server/apps/system/views.py b/server/apps/system/views.py
index 1880520..06ca708 100644
--- a/server/apps/system/views.py
+++ b/server/apps/system/views.py
@@ -100,8 +100,6 @@ class ImpMixin:
         if 'file' not in request.data:
             raise ParseError('请提供文件')
         path = request.data['file']
-        print(path, "---------ssss")
-        
         if not str(path).endswith('.xlsx'):
             raise ParseError('请提供xlsx格式文件')
         fullpath = settings.BASE_DIR + str(path)
@@ -348,7 +346,7 @@ class UserExamViewset(ImpMixin, ModelViewSet):
         if not exam_role:
             return Response({'msg': '考试角色不存在'})
         for row in sheet.iter_rows(min_row=start, values_only=True):  # 假设第一行是表头，从第二行开始读取数据  
-            if row[0] is not None:
+            if row[1] is not None:
                 dept = Organization.objects.get(name=row[3])
                 user_depts = get_child_queryset2(request.user.dept).order_by('sort')
                 serializer = OrganizationSerializer(user_depts, many=True)