diff --git a/tests/python_client/milvus_client/test_add_field_feature.py b/tests/python_client/milvus_client/test_add_field_feature.py
index 2311995cfa..18261fc549 100644
--- a/tests/python_client/milvus_client/test_add_field_feature.py
+++ b/tests/python_client/milvus_client/test_add_field_feature.py
@@ -472,7 +472,7 @@ class TestMilvusClientAddFieldFeatureInvalid(TestMilvusClientV2Base):
         collection_name = cf.gen_collection_name_by_testcase_name()
         # 1. create collection
         dim, field_name = 8, default_new_field_name
-        error = {ct.err_code: 1100, ct.err_msg: f"not support to add vector field, "
+        error = {ct.err_code: 1100, ct.err_msg: f"vector field must have dimension specified, "
                                                 f"field name = {field_name}: invalid parameter"}
         self.create_collection(client, collection_name, dim)
         collections = self.list_collections(client)[0]
diff --git a/tests/python_client/milvus_client/test_milvus_client_collection.py b/tests/python_client/milvus_client/test_milvus_client_collection.py
index 3b671ccdb1..abad0d7c53 100644
--- a/tests/python_client/milvus_client/test_milvus_client_collection.py
+++ b/tests/python_client/milvus_client/test_milvus_client_collection.py
@@ -3057,7 +3057,8 @@ class TestMilvusClientDescribeCollectionValid(TestMilvusClientV2Base):
             'consistency_level': 0, 
             'properties': {'timezone': 'UTC'},
             'num_partitions': 1, 
-            'enable_dynamic_field': True
+            'enable_dynamic_field': True,
+            'enable_namespace': False
         }
         # Get actual description
         res = self.describe_collection(client, collection_name)[0]
diff --git a/tests/python_client/milvus_client_v2/test_milvus_client_search_invalid.py b/tests/python_client/milvus_client_v2/test_milvus_client_search_invalid.py
index fe23d370fd..27dd0700c4 100644
--- a/tests/python_client/milvus_client_v2/test_milvus_client_search_invalid.py
+++ b/tests/python_client/milvus_client_v2/test_milvus_client_search_invalid.py
@@ -195,11 +195,14 @@ class TestCollectionSearchInvalid(TestcaseBase):
         invalid_vectors = get_invalid_vectors
         log.info("test_search_param_invalid_vectors: searching with "
                  "invalid vectors: {}".format(invalid_vectors))
+        if get_invalid_vectors is None:
+            err_msg = "Either ids or data must be provided"
+        else:
+            err_msg = "`search_data` value {} is illegal".format(invalid_vectors)
         collection_w.search(invalid_vectors, default_search_field, default_search_params,
                             default_limit, default_search_exp,
                             check_task=CheckTasks.err_res,
-                            check_items={"err_code": 999,
-                                         "err_msg": "`search_data` value {} is illegal".format(invalid_vectors)})
+                            check_items={"err_code": 999, "err_msg": err_msg})
 
     @pytest.mark.tags(CaseLabel.L2)
     def test_search_param_invalid_dim(self):