FIX: Fatal Exception Occurs When You Activate the Properties Window with Accessible Event Watcher (318982)

SYMPTOMS

If you use the Accessible Event Watcher from the Microsoft Active Accessibility Software Development Kit (SDK), and you activate the Visual FoxPro 7.0 Properties window with the Accessible Event Watcher set to display full event information for invisible or hidden windows, you may receive the following error message, and Visual FoxPro 7.0 quits:

Fatal error: Exception code=C0000005

Screen readers or other accessibility aids that use Microsoft Active Accessibility may cause similar errors in Visual FoxPro 7.0.

RESOLUTION

To resolve this problem, obtain the latest service pack for Visual FoxPro for Windows 7.0. For additional information, click the following article number to view the article in the Microsoft Knowledge Base:

316964 How to Obtain the Latest Visual FoxPro for Windows 7.0 Service Pack

MORE INFORMATION

Steps to Reproduce the Behavior

Download the following files from Microsoft Active Accessibility 2.0 SDK Tools (http://www.msdn.Microsoft.com/downloads/default.asp?URL=/downloads/sample.asp?url=/msdn-files/027/001/785/msdncompositedoc.xml), and then save them in the same folder:
- Accevent32.exe
- Event32.dll
Start Visual FoxPro 7.0. Make sure that the Properties window is closed.
Run the Accessible Event Watcher (AccEvent32.exe) from the files that you downloaded.
On the Options menu in the Accessible Event Watcher, click Settings.
Click to select Display full event information for invisible/hidden windows.
Return to Visual FoxPro 7.0, and then run the following code from the Command window:
```
ACTIVATE WINDOW properties
```