Hi @admin can you please share what's wrong with my inputs? I get the same error.

[E 260107 09:21:35 smartConnect:246] Error occurred while making a POST request to https://apiconnect.angelone.in/rest/secure/angelbroking/historical/v1/getCandleData.
Error: Something Went Wrong, Please Try After Sometime.
URL: https://apiconnect.angelone.in/rest/secure/angelbroking/historical/v1/getCandleData,

Headers: {'Content-type': 'application/json', 'X-ClientLocalIP': '127.0.0.1', 'X-ClientPublicIP': 'XXXXXXXX', 'X-MACAddress': 'XXXXXXXXXX', 'Accept': 'application/json', 'X-PrivateKey': 'XXXXXX', 'X-UserType': 'USER', 'X-SourceID': 'WEB'}, 
Request: {'exchange': 'NFO', 'symboltoken': '123274', 'interval': 'FIVE_MINUTE', 'fromdate': '2026-01-06 09:15', 'todate': '2026-01-07 09:20'}, 
Response: {'message': 'Something Went Wrong, Please Try After Sometime', 'errorcode': 'AB1004', 'status': False, 'data': None}

@admin

[E 260106 11:13:55 smartConnect:246] 
Error occurred while making a POST request to https://apiconnect.angelone.in/rest/secure/angelbroking/historical/v1/getCandleData. Error: Something Went Wrong, Please Try After Sometime. URL: https://apiconnect.angelone.in/rest/secure/angelbroking/historical/v1/getCandleData, 
Headers: {'Content-type': 'application/json', 'X-ClientLocalIP': '127.0.0.1', 'X-ClientPublicIP': '106.198.198.198', 'X-MACAddress': 'b5:b5:b5:b5:b5:b5', 'Accept': 'application/json', 'X-PrivateKey': 'XXXXXX', 'X-UserType': 'USER', 'X-SourceID': 'WEB'}, 
Request: {'exchange': 'NFO', 'symboltoken': '119475', 'interval': 'FIVE_MINUTE', 'fromdate': '2026-01-05 09:15', 'todate': '2026-01-06 11:13'}, 
Response: {'message': 'Something Went Wrong, Please Try After Sometime', 'errorcode': 'AB1004', 'status': False, 'data': None}

Timestamp: 06-Jan-2026 11:13:55
Inputs:
NATIONALUM27JAN26335CE
2026-01-05 09:15
2026-01-06 11:13

Hi @Moderator_3 ,

API for gainersLosers was working till 11:20 today and stopped after it.

[E 240912 11:59:03 smartConnect:243] Error occurred while making a POST request to https://apiconnect.angelbroking.com/rest/secure/angelbroking/marketData/v1/gainersLosers. Error: Something Went Wrong, Please Try After Sometime. URL: https://apiconnect.angelbroking.com/rest/secure/angelbroking/marketData/v1/gainersLosers, Headers: {'Content-type': 'application/json', 'X-ClientLocalIP': '127.0.0.1', 'X-ClientPublicIP': ' ', 'X-MACAddress': '', 'Accept': 'application/json', 'X-PrivateKey': '', 'X-UserType': 'USER', 'X-SourceID': 'WEB'}, Request: {'datatype': 'PercOIGainers', 'expirytype': 'NEAR'}, Response: {'message': 'Something Went Wrong, Please Try After Sometime', 'errorcode': 'AB1004', 'status': False, 'data': None}

so far i have tried

1. upgraded to smartapi-python 1.4.9
2. re-created access token.

Can you please check and fix.
My username: D58222660

Hi Team, Can you please share any update

@Moderator_3 any update please.

Can someone please guide me how to place pay later order in python