@sagargami777 Javascript example::

// Reference:: https://smartapi.angelbroking.com/docs/WebSocket2 let ExchangeType = { nse_cm: 1, nse_fo: 2, bse_cm: 3, bse_fo: 4, mcx_fo: 5, ncx_fo: 7, cde_fo: 13 } // Reference: https://smartapi.angelbroking.com/docs/Orders#place let ExchangeMap = { BSE: 'bse_cm', NSE: 'nse_cm', NFO: 'nse_fo', MCX: 'mcx_fo', BFO: 'bse_fo', CDS: 'cde_fo' } let exch_seg = 'NSE' console.log(ExchangeType[ExchangeMap[exch_seg]])

@uga19082002 BANKNIFTY has monthly expiry only and the mentioned expirydate is incorrect, therefore "No Data Available".

@pravilraj For the time being, you can try storing stoploss and target orders in your trading bot database locally and subscribing to market data feed of the instrument. Often has less slippages than bracket orders, if implemented correctly.

@jeetu Local IP can't be whitelisted. Get a static IP from ISP or use server static IP. Create a new API key from "New login" here - https://smartapi.angelone.in/publisher-login/v2/login/

@s237783 Intermittent issue caused by service outage.

@abhay15-akshukla-0 As mentioned on https://smartapi.angelbroking.com/docs/Exceptions, this is an "Internal Server Error", most probably an intermittent issue because of service disruption.

@pradulgupt82 Sync your system time and try again. Sometime this issue happens, just try again after 1 min, as TOTP is valid for 60 seconds.

Hi @rvrao1415

Please share the request json here

Hi @s237783

Please do check are you using jwttoken generated via loginbypassword api

Hi @mach

Request seems fine. It was an TOTP issue just got copy 6 digit code from authenticator app and paste it try the request in postman once and update.

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}

Hi @strvedic

Test the APIs in postman and share error with screenshot

Hi @rangaswami

Please describe the issue you are facing.

Hi @manoharsingh

Error is very much pretty clear. Do check are you passing appropriate 6 digit TOTP in request.

Hi @prasubu8

Error is very much pretty clear. Do check are you passing appropriate 6 digit TOTP in request.