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--- In amibroker@xxxxxxxxxxxxxxx, "Jerry Gress" <pleasenospamplease@xxx> wrote:
>
> Hello,
>
> First your backfill with IB and 'sec' data will be very limited. What I do
> is change the database settings to 1 minute and then download data dependent
> on time back fill needed. Then change back to 'sec' or tick data in my case.
> On some indexes I follow I also get the message you get and came to the
> conclusion perhaps IB no saves data!
>
> Now on I do a SetForeign, Restore Price Arrays formula (below) on the these
> symbols in one of my main charts and at the end of the day ever thing is
> charted, then save the various symbols by bring up a chart or do a formula
> scan to save the data.
>
> Why you have a diff of 5 sec and 15 sec me do not know.
>
> Hope this helps,
>
>
> Jerry
>
>
>
> SetForeign( "QQQQ-ISLAND", True );
> QQQQOpen = TimeFrameGetPrice( "O", inDaily, 1 );
> QQQQClose = Foreign( "QQQQ-ISLAND", "close", 1 );
> QQQQChange = QQQQClose - QQQQOpen;
> QQQQPerCentChange = ( QQQQChange / QQQQOpen ) ;
>
>
> RestorePriceArrays();
>
>
> -----Original Message-----
> From: amibroker@xxxxxxxxxxxxxxx [mailto:amibroker@xxxxxxxxxxxxxxx] On Behalf
> Of wang002157
> Sent: Thursday, August 06, 2009 8:22 AM
> To: amibroker@xxxxxxxxxxxxxxx
> Subject: [amibroker] IB Backfill Problem
>
> Hi,
>
> I'm using amibroker 5.2 with IB data plugin ver.1.8.4..
>
> I have set the database base time settings to 5 sec. It's very weird that
> the backfill for HKFE and SEHK symbols have no problem, but there is error
> reporting for most other symbols and the backfill failed.
>
> The erro message as follows:
>
> Last Message from TWS:
> Msg 28, 162, Historical Market Data Service Error Message: HMDS query
> returned no data: XXXXXXXXXX(symbol name) midpoint
>
> However, the backfill for all symbols are OK when time settings changed to
> 15s or above.
>
> I'm not sure if this problem is caused by inproper settings or current
> uncorrected bug of data plugin.
>
> Will anybody with the same problem share your experience with me?
> Or what shall I do to solve this it?
>
> Thank you and waiting for your response.
>
>
>
> ------------------------------------
>
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>
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> Thanks
------------------------------------
**** IMPORTANT PLEASE READ ****
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