RTO India — Since january 2021 My DL slot is pending

Address: RTO office Muzaffarpur, Bihar

My driving was already approved on 12 january 2021. Since january, the slot is showing pending. I already visited my City RTO office many time but they always after some day u will get ur dl smart card. I dont knw what is the prbolem, but it showing the incompency of parivhan ministry. I am already paid for every services they are given, but what is the issue! I don't know. Please solve my issue as soon as possible and do some action.
Thanku
RTO office Muzaffarpur