Bro I think you create the scrip via amibroker and another scrip is from rtd. If you use rtd you just start the rtd and select the script automatically selected script available in amibroker
joshi sir mention that backfill data available from nest vwap for last 15 days but my chart updated only for current day and my broker is fortune. pl guide me which broker nest available backfill for last 15 days