DOCUMENT:Q171548 18-JUN-2001 [vbwin] TITLE :FIX: Binary-Compatible Server Causes VB to Hang in IDE PRODUCT :Microsoft Visual Basic for Windows PROD/VER:WINDOWS:5.0; WINNT:97,97sp2 OPER/SYS: KEYWORDS:kbVBp500 kbVS97sp2fix kbvbp500sp3fix ====================================================================== ------------------------------------------------------------------------------- The information in this article applies to: - Microsoft Visual Basic Control Creation Edition for Windows, version 5.0 - Microsoft Visual Basic Learning Edition for Windows, version 5.0 - Microsoft Visual Basic Professional Edition for Windows, version 5.0 - Microsoft Visual Basic Enterprise Edition for Windows, version 5.0 ------------------------------------------------------------------------------- SYMPTOMS ======== After adding functionality and re-compiling a server application (EXE, DLL, or OCX) with Binary compatibility set several times with Visual Studio 97 Service Pack 2, the Visual Basic IDE could hang. STATUS ====== Microsoft has confirmed this to be a bug in the Microsoft products listed at the beginning of this article. This bug has been fixed in Visual Studio 97 Service Pack 3. For more information, please see the following article in the Microsoft Knowledge Base: Q170365 : INFO: Visual Studio 97 Service Packs - What, Where, and Why For a list of the Visual Basic 5.0 bugs that were fixed in the Visual Studio 97 Service Pack 3, please see the following article in the Microsoft Knowledge Base: Q175450 : INFO: Visual Basic 5.0 Fixes in Visual Studio 97 Service Pack 3 MORE INFORMATION ================ If you have an ActiveX project built with binary compatibility set, you may experience some problems. The problems caused by this bug are difficult to reproduce consistently. This article offers just one way to reproduce this behavior, so be aware that the IDE may hang under other conditions when your project is using in Binary compatibility switch. Steps to Reproduce Behavior --------------------------- 1. Create an ActiveX project with two classes and add some methods to both classes. Compile this ActiveX project. 2. Add a method to Class1(the first class listed in .VBP file). 3. Set binary compatibility to the ActiveX project you just generated. Compile this ActiveX project again. 4. Set binary compatibility to this new generated ActiveX project. 5. Press the F5 key to run the project and note that the IDE hangs. REFERENCES ========== Q171550 : FIX: Recompiling With SP2 Breaks Binary Compatibility ====================================================================== Keywords : kbVBp500 kbVS97sp2fix kbvbp500sp3fix Technology : kbVBSearch kbAudDeveloper kbZNotKeyword6 kbZNotKeyword2 kbVB500Search kbVBA500Search kbVB500 kbZNotKeyword3 Version : WINDOWS:5.0; WINNT:97,97sp2 Issue type : kbbug Solution Type : kbfix ============================================================================= THE INFORMATION PROVIDED IN THE MICROSOFT KNOWLEDGE BASE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. MICROSOFT DISCLAIMS ALL WARRANTIES, EITHER EXPRESS OR IMPLIED, INCLUDING THE WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL MICROSOFT CORPORATION OR ITS SUPPLIERS BE LIABLE FOR ANY DAMAGES WHATSOEVER INCLUDING DIRECT, INDIRECT, INCIDENTAL, CONSEQUENTIAL, LOSS OF BUSINESS PROFITS OR SPECIAL DAMAGES, EVEN IF MICROSOFT CORPORATION OR ITS SUPPLIERS HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. SOME STATES DO NOT ALLOW THE EXCLUSION OR LIMITATION OF LIABILITY FOR CONSEQUENTIAL OR INCIDENTAL DAMAGES SO THE FOREGOING LIMITATION MAY NOT APPLY. Copyright Microsoft Corporation 2001.