smartApi.ltpData("NSE", "SBIN-EQ", "3045")
{'message': 'Failed to get symbol details', 'errorcode': 'AB1018', 'status': False, 'data': None}

(Pdb) orderparams = {"variety": "NORMAL","tradingsymbol": "SBIN-EQ","symboltoken": "3045","transactiontype": "BUY","exchange": "NSE","ordertype": "LIMIT","producttype": "INTRADAY","duration": "DAY","price": "0","squareoff": "0","stoploss": "0","quantity": "1"}
(Pdb) orderid = smartApi.placeOrder(orderparams)
*** TypeError: 'NoneType' object is not subscriptable

smartApi.rmsLimit()
{'status': True, 'message': 'SUCCESS', 'errorcode': '', 'data': {'net': '0', 'availablecash': '0', 'availableintradaypayin': '0', 'availablelimitmargin': '0', 'collateral': '0', 'm2munrealized': '0', 'm2mrealized': '0', 'utiliseddebits': '0', 'utilisedspan': '0', 'utilisedoptionpremium': '0', 'utilisedholdingsales': '0', 'utilisedexposure': '0', 'utilisedturnover': '0', 'utilisedpayout': '0'}}
but other function is proper working