AFAIK there is a limit of 2000 bars in IB in 1-second mode that is also used by 5-second. Other than that, you should be getting multiple-day backfill normally, if only there are enough "number of bars" in File->Database Settings http://www.amibroker.com/video/ib.html
Best regards, Tomasz Janeczko amibroker.com ----- Original Message ----- From: "Barry Scarborough" <[EMAIL PROTECTED]> To: <[email protected]> Sent: Friday, August 29, 2008 3:11 PM Subject: [amibroker] ZG backfill does not work > Is anyone able to backfill data for the ZG contract using IB data? It > works fine live but it will only backfill part of a day. On a 5 second > database it will only backfill a few hours. On a minute database it > back fills to 1:59 PM yesterday, less than one day. I have the backfill > set to 30 days but that does not seem to work. On the 5 second database > all it will allow me to select is minimum. > > I added QM and it will backfill 8/13, 8/14 and 8/28 and will not > backfill minute data today prior to when I added the symbol. This is > really weird. > > I added ER2 and it backfills 1 minute to midnight today and back to > 8/28 at 3:43 PM. > > So what gives with backfill? I am in the simulated account but I > thought I could back fill more data than that. Then I got a stupid > pacing error trying to backfill three symbols. > > Thanks, > Barry > > > ------------------------------------ > > Please note that this group is for discussion between users only. > > To get support from AmiBroker please send an e-mail directly to > SUPPORT {at} amibroker.com > > For NEW RELEASE ANNOUNCEMENTS and other news always check DEVLOG: > http://www.amibroker.com/devlog/ > > For other support material please check also: > http://www.amibroker.com/support.html > Yahoo! Groups Links > > >
