DOCUMENT:Q168290 11-JAN-2001 [vbwin] TITLE :FIX: GPF When Setting Font of Multi-selected Controls PRODUCT :Microsoft Visual Basic for Windows PROD/VER:5.0 OPER/SYS: KEYWORDS:kberrmsg kbVBp500 kbVS97sp2fix kbGrpDSVB kbvbp500sp2fix ====================================================================== ------------------------------------------------------------------------------- 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 ======== When using Visual Basic 5.0 in Multiple Document Interface (MDI) mode, it is possible to display the Properties window either docked to the main window (the default) or floating. If the Properties window is floating and two or more controls are selected and you change the Font property of the controls using the floating Properties window, Visual Basic 5.0 will crash with the message: "This program has performed an illegal operation and will be shut down. If the problem persists, contact the program vendor. VB5 caused an invalid page fault in module VB5.EXE" RESOLUTION ========== Ensure that the property window is docked when changing the font property of multiple controls. Alternatively, if the property window is undocked, change the font properties for each control individually. 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 2. For more information on the Visual Studio 97 Service Pack 2, 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 2, please see the following article in the Microsoft Knowledge Base: Q171554 INFO: Visual Basic 5.0 Fixes in Visual Studio 97 Service Pack 2 MORE INFORMATION ================ Steps to Reproduce Behavior --------------------------- 1. Start Visual Basic 5.0 and open a new Standard EXE. Form1 is created by default. 2. Right-click on Properties window. 3. Ensure that the Dockable option is checked. 4. Ensure that the Properties window is undocked by selecting the Properties window caption and dragging the Properties window off the docking area. 5. On Form1, insert two label controls. 6. Using the SHIFT key, select these two controls. 7. Double-click on Font cell in the Properties window. 8. In the Font dialog box, choose Times New Roman, Bold, 24-pts and click Additional query words: ====================================================================== Keywords : kberrmsg kbVBp500 kbVS97sp2fix kbGrpDSVB kbvbp500sp2fix Technology : kbVBSearch kbAudDeveloper kbZNotKeyword6 kbZNotKeyword2 kbVB500Search kbVBA500Search kbVBA500 kbVB500 kbZNotKeyword3 Version : 5.0 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.