@Moderator_2 same error for me as well

[E 240424 08:33:26 smartConnect:243] Error occurred while making a POST request to https://apiconnect.angelbroking.com/rest/secure/angelbroking/marketData/v1/optionGreek. Error: No Data Available. URL: https://apiconnect.angelbroking.com/rest/secure/angelbroking/marketData/v1/optionGreek, Headers: {'Content-type': 'application/json', 'X-ClientLocalIP': '127.0.0.1', 'X-ClientPublicIP': 'My_IP', 'X-MACAddress': 'MyMac'Accept': 'application/json', 'X-PrivateKey': 'MyKey', 'X-UserType': 'USER', 'X-SourceID': 'WEB'}, Request: {'name': 'ITC', 'expirydate': '25APR2024'}, Response: {'status': False, 'message': 'No Data Available', 'errorcode': 'AB9019', 'data': None}

Re: [Unable to get order_id: {"success":false]("message":"Invalid Token")

@sunilsahub4u thanks for your message i was able to debug the issue. i uninstalled smarapi and reinstalled with pip install smartapi-python==1.3.4
now the code is working for me