ERROR MESSAGE WHILE TRYING TO GET LTP OPTION CHAIN PREMIUM ,

appz

    payload = {
        "mode": "FULL",
        "exchangeTokens": {
            "NSE": [option_data['token']]
        }
    }

'token': '43173'

cannot access the symbol NIFTY07DEC2320250CE in option trading,

the error is : {"message":"Internal Error","errorcode":"AB2001","status":false,"data":null}

@admin , and BANKNIFTY INDICES also facing this issue why ?

if anybody know the fix , help !