FIX: Application Error When Releasing Popup Menu

The information in this article applies to:

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

SYMPTOMS

When the TAB key is pressed in the program listed below, depending on the platform, Visual FoxPro produces some kind of application error:

Under Window NT 3.51 with Dr. Watson running:

   An application error has occurred and an application error log is being
   generated.

   This program has performed an illegal operation and will be shut down.
   If the problem persists, contact the program vendor.

   WIN32S Error
   An unhandled exception error has occurred

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.

NOTE: This problem does not occur in Visual FoxPro 3.0b for Windows when running under Windows 95.

MORE INFORMATION

Steps to Reproduce Problem

Create and run this program:

DEFINE POPUP CL_Selpop RELATIVE MOVER SCROLL MARGIN MARK "" DEFINE BAR 1 of CL_Selpop PROMPT "Bar 1" DEFINE BAR 2 of CL_Selpop PROMPT "Bar 2"

DEFINE WINDOW bug AT 0,0 SIZE 10,30 SYSTEM TITLE "Popup bug" ACTIVATE WINDOW bug

@ 1,1 SAY "Press tab for a crash" @ 2.000,1.333 GET CL_Selpos ;

    PICTURE "@&N" ;
    POPUP CL_Selpop ;
    SIZE 5,15 ;
    DEFAULT "Bar 1"

RELEASE BAR ALL OF CL_Selpop