Error Show: No primary detected for set my-replset

Ops and Admin Replication
1

I have 3 node Mongodb cluster. db version v3.4.24 on ubuntu 16.4 .
when i try to loggin into my cluser, there is some error i attachted. please advice.

2023-09-27T10:08:36.558+0600 WNETWORK  [thread1] No primary detected for set my-replset
2023-09-27T10:08:36.558+0600 W NETWORK  [thread1] No primary detected for set my-replset
2023-09-27T10:08:37.060+0600 W NETWORK  [thread1] No primary detected for set my-replset
2023-09-27T10:08:37.563+0600 W NETWORK  [thread1] No primary detected for set my-replset
2023-09-27T10:08:38.065+0600 W NETWORK  [thread1] No primary detected for set my-replset
2023-09-27T10:08:38.567+0600 W NETWORK  [thread1] No primary detected for set my-replset
2023-09-27T10:08:39.070+0600 W NETWORK  [thread1] No primary detected for set my-replset
2023-09-27T10:08:39.572+0600 W NETWORK  [thread1] No primary detected for set my-replset
2023-09-27T10:08:40.075+0600 W NETWORK  [thread1] No primary detected for set my-replset
2023-09-27T10:08:40.577+0600 W NETWORK  [thread1] No primary detected for set my-replset
2023-09-27T10:08:41.079+0600 W NETWORK  [thread1] No primary detected for set my-replset
2023-09-27T10:08:41.582+0600 W NETWORK  [thread1] No primary detected for set my-replset
2023-09-27T10:08:42.084+0600 W NETWORK  [thread1] No primary detected for set my-replset
2023-09-27T10:08:42.587+0600 W NETWORK  [thread1] No primary detected for set my-replset
2023-09-27T10:08:43.090+0600 W NETWORK  [thread1] No primary detected for set my-replset
2023-09-27T10:08:43.592+0600 W NETWORK  [thread1] No primary detected for set my-replset
2023-09-27T10:08:44.094+0600 W NETWORK  [thread1] No primary detected for set my-replset
2023-09-27T10:08:44.597+0600 W NETWORK  [thread1] No primary detected for set my-replset
2023-09-27T10:08:45.099+0600 W NETWORK  [thread1] No primary detected for set my-replset
2023-09-27T10:08:45.601+0600 W NETWORK  [thread1] No primary detected for set my-replset
2023-09-27T10:08:46.104+0600 W NETWORK  [thread1] No primary detected for set my-replset
2023-09-27T10:08:46.607+0600 W NETWORK  [thread1] No primary detected for se