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Advanced stock charting and analysis program

Frequently Asked Questions

Setup issues

Usage issues

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For additional documentation, scripting examples and other useful stuff check out AmiBroker's Support page

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Find out what is to come in the next few releases of AmiBroker
Take a look at current to-do list

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Setup issues

Why must I install Internet Explorer 4 (or higher) on Windows 95 in order to use AmiBroker?

The reason is that AmiBroker/Win32 uses several technologies that are not available in "plain" Windows 95 installation such as: enhanced common controls, HTML Help, Windows Scripting Host. These system components are built-in in Windows 98, Windows NT 4 SP 3 or above and Windows 2000. But if you are using Windows 95 you need to install Internet Explorer 4 or higher to have those components installed (IE4 works like service pack for Windows 95, replacing and upgrading several parts of the operating system)

Do I have to install Internet Explorer 4 (or higher) on Windows 98/NT/2000 ?

No. These systems have all needed components built-in.

How should I install an update?

Just unzip the package to the directory where AmiBroker was installed first. Currently AmiBroker program consist of three core files (Broker.exe, CoolTool.dll, BroKey.dll). Note that update package contains UNREGISTERED version of the BroKey.dll (keyfile). So, if you are registered user of AmiBroker, then you SHOULD NOT overwrite your personalized version with the file that comes with the update. If you did that (by mistake) just overwrite it again with the personalized version. If you lost it - contact me. The update archive may also contain some additional files that may overwrite the versions that were modified by you, so it is recommended to make a backup copy of the whole AmiBroker directory BEFORE installing the upgrade so you can always restore your previous settings/data.

Usage issues

How can I download and import quotes using AmiQuote and AmiBroker?

There is detailed document on this topic explaining the whole thing step-by-step. Click here to open the document.

"Auto-update quotes" does not work. What can I do ?

Follow these steps to troubleshoot the problem

  1. Go to C:\Program Files\AmiBroker\AmiQuote\Download and check if .AQH files are there.
  2. Open them with Notepad and see if data are there
  3. Check if you have aqh.format file in the Formats subdirectory of AMiBroker
  4. Check its contents and eventually send me for checking
  5. Try to import manually as per instructions given in the user's guide
  6. If you ever restored data directory from CD ROM check the "read-only" flag of data files in AmiBroker database. They must not be read-only. If they are you have to mark all files in the data directory and all subfolders and UNMARK read only flag.
    Next time if you make a copy on CD better ZIP the files before copying and you won't get this problem

I have a DSL line and "Auto-update quotes" started fine for first 500 symbols but I now get time-outs. What can I do?

Yahoo is blocking you. After infamous Internet worm attack, Yahoo considers repeating multiple downloads as a "denial of service" attack.
To resolve this:

  1. if possible reconnect with diffferent IP (otherwise you would need to wait half an hour or more until Yahoo unblocks you)
  2. Get AmiQuote 1.52 (http://www.amibroker.com/download.html)
  3. go to the "Settings" and set "Initial delay between requests" to 1000 and "max number of simultaneous downloads" to 1.

How can I display the charts of two or more different stocks at the same time?

Versions 3.31 and below: Just use "New" command (File/New) instead of "Window/New Window". Then arrange windows (Window/Tile) as you wish. From now on making the selection in the tree-view will change the stock only in the active window. (Note: this will be changed in the future since it seems to be confusing for the users)
Version 3.32 and higher:
This functionality is now provided by Window/New menu, that creates new window for simultaneous viewing charts of two or more stocks. Also new option Window/Clone allows you to open a new window for the same stock giving you the chance to see charts of the stock from different time ranges.

How can I display the charts of a single stock from two different date ranges?

Versions 3.31 and below: You can use "Window/New window" option that allows you to see the same stock chart in different date range (scroll position). Version 3.32 and higher: Use option: Window/Clone allows you to open a new window for the same stock giving you the chance to see charts of the stock from different time ranges.

Price chart (with averages and Bollinger bands) is displayed wrong when using logarithmic scale. How could I stop this?

The reason is that your data set contains quotations with one of the price field (Open, Low, High, Close) equal to zero. Because log( 0 ) is undefined you get strange results. Please avoid entering quotations with zeros in one of the O,L,H,C fields.

How can I switch the chart display to candlestick or line chart?

Go to the Information about stock window, check 'Continuous quotation' box and click OK. This works for daily charts. For weekly and monthly charts (selectable form 'Charts' menu) candlesticks are displayed by default.
From version 3.30 you can use "View/Price chart Style" menu to change the way the price chart is displayed. "Auto" setting uses "continuous quotation" flag (described above) while "Line" and "Candlestick" items allow you to switch between these styles immediately.

 

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