DOCUMENT:Q216869  07-MAY-2001  [visualc]
TITLE   :FIX: Crash When Editing Code with Parameter Information Visible
PRODUCT :Microsoft C Compiler
PROD/VER:winnt:6.0
OPER/SYS:
KEYWORDS:kbservicepack kbEditor kbide kbVC600bug kbVC600fix kbVS600sp2 kbVS600SP1 kbVS600sp3fix

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The information in this article applies to:

 - Microsoft Visual C++, 32-bit Enterprise Edition, version 6.0 
 - Microsoft Visual C++, 32-bit Professional Edition, version 6.0 
 - Microsoft Visual C++, 32-bit Learning Edition, version 6.0 
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SYMPTOMS
========

When editing source code while the Parameter Info is visible, the following
error may occur:

   MSDEV.EXE - Application Error : The instruction at [address] referenced
   memory at [address]. The memory could not be "read".

This message is immediately followed by another error message:

   MSDEV.EXE - Application Error: The instruction at "0x5030ae5f" referenced
   memory at "0x0000000c". The memory could not be "read".

STATUS
======

Microsoft has confirmed this to be a bug in the Microsoft products listed at the
beginning of this article.This bug was corrected in Visual Studio 6.0 Service
Pack 3. For more information about Visual Studio service packs, please see the
following articles in the Microsoft Knowledge Base:

Q194022 INFO: Visual Studio 6.0 Service Packs, What, Where, Why

Q194295 HOWTO: Tell That Visual Studio 6.0 Service Packs Are Installed

MORE INFORMATION
================

Steps to Reproduce Behavior
---------------------------

1. Open a source file and type the following line of code:

   printf(

2. If the IntelliSense options are enabled, a pop-up window with Parameter Info
   for this function will appear. If a pop-up window does not appear, press
   CTRL+SHIFT+SPACE to invoke Parameter Info after the parenthesis.

3. Press SHIFT+HOME.

4. Press SHIFT+DELETE.

5. Press the down arrow.

Additional query words:

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Keywords          : kbservicepack kbEditor kbide kbVC600bug kbVC600fix kbVS600sp2 kbVS600SP1 kbVS600sp3fix kbGrpDSTools 
Technology        : kbVCsearch kbAudDeveloper kbVC600 kbVC32bitSearch
Version           : winnt:6.0
Issue type        : kbbug
Solution Type     : kbfix

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Copyright Microsoft Corporation 2001.