I am Dharmesh. Previously I am working with XXX insurance. I resigned on 12.08.2020 mentioning that my last working day was 22.08.2020 and also I am ready to pay the notice period amount as per policy as I have to join some other organization on 24.08.2020. I also give handover to the authorized persons on 22.08.2020 and joined another company as per the joining date on the basis of resignation acceptance. Now on 30.10.2020 i received my relieving letter mentioning that my last working day was 09.10.2020. Due to which my employment in the current organization will be treated as dual employment. Kindly suggest what to do.