Knowledge Base

FIX: Application Error When Releasing Popup Menu

Article ID: 136759

Article Last Modified on 9/30/2003

APPLIES TO

This article was previously published under Q136759

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.
Under Windows 95:
This program has performed an illegal operation and will be shut down. If the problem persists, contact the program vendor.
Under Win32s:
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"
READ

RELEASE BAR ALL OF CL_Selpop

Keywords: kbbug kbfix kbvfp500fix KB136759


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