FIX: Resuming from a Suspended Form Causes a GP Fault

ID: Q136826

3.00 3.00b WINDOWS kbprg kbbuglist kbfixlist

The information in this article applies to:

  • Microsoft Visual FoxPro for Windows, versions 3.0, 3.0b

SYMPTOMS

Using the RESUME command to resume from a suspended form in a Valid from a list box results in a general protection (GP) fault or an application error that causes Visual FoxPro to quit.

STATUS

Microsoft has confirmed this to be a problem in the Microsoft products listed at the beginning of this article. This problem has been fixed in Visual FoxPro 5.0 for Windows.

MORE INFORMATION

Steps to Reproduce Problem

1. Create and run this program:

   *Begin Program
   PUBLIC frm1
   frm1 = CREATEOBJ('MyForm')
   frm1.Show

   DEFINE CLASS MyForm AS Form
       ADD OBJECT combo1 AS combobox WITH ;
       ControlSource = "x", RowSourceType = 1, RowSource = "aa,bb,cc"
       PROCEDURE combo1.valid
           WAIT WINDOW 'TRY TO CLOSE THE FORM'
           SUSPEND  && SUSPEND ADDED HERE
       ENDPROC
   ENDDEFINE
   *End program

2. Drop down the list by clicking the down arrow. Then release the mouse
   button, and select an item from the list. This will cause the combo box
   Valid code to fire and suspend the action.

   NOTE: The problem doesn't occur if the item is selected from the list by
   clicking the drop down list arrow and dragging down to the item by
   holding the mouse down.

3. When the Wait window shows up, try to close the form by double-clicking
   the control box in the upper left corner. On the Program menu, click
   Resume from the menu, or type resume in the Command window.

NOTE: It appears that this does not happen with other objects, or other events in this object.

KBCategory: kbprg kbbuglist kbfixlist KBSubcategory: FxprgGeneral VFoxWin buglist3.00 buglist3.00b fixlist5.00 Additional reference words: 3.00 3.00b crash quit end

Keywords          : kbVFp kbVFp300bbug kbVFp500fix buglist3.00 FxprgGeneral kbbuglist kbfixlist
Version           : 3.00 3.00b
Platform          : WINDOWS
Solution Type     : kbfix


Last Reviewed: November 1, 1997
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