Microsoft KB Archive/823812

= An ASSERT Error Occurs in Oledisp1.cpp When You Use VT_UI2 and VT_UI4 Variant Types =

Article ID: 823812

Article Last Modified on 5/27/2005

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APPLIES TO


 * Microsoft Windows CE .NET 4.2

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SYMPTOMS
When you use either the VT_UI2 variant type or the VT_UI4 variant type in a method for a Microsoft Foundation Classes (MFC) ActiveX control, you may experience the following symptoms:
 * You receive an ASSERT error in Oledisp1.cpp.
 * A memory leak occurs in the CCmdTarget::CallMemberFunc function.



Hotfix Information
A supported software update is now available from Microsoft as Windows CE 4.2 Core OS QFE 823812. To resolve this problem immediately, click the following article number for information about obtaining Windows CE Platform Builder and core operating system software updates:

837392 How to locate core operating system fixes for Microsoft Windows CE Platform Builder products

File Information
The English version of this fix has the file attributes (or later) that are listed in the following table. The dates and times for these files are listed in coordinated universal time (UTC). When you view the file information, it is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time tool in Control Panel.   Date         Time   Version            Size    File name -

Path: Signed 21-Jul-2003 21:44  4.2.3.721       2,337,384  Wincepb42-030721-kb823812-armv4.exe 21-Jul-2003 21:45  4.2.3.721       2,337,384  Wincepb42-030721-kb823812-armv4i.exe 21-Jul-2003 21:45  4.2.3.721       2,431,592  Wincepb42-030721-kb823812-mipsii.exe 21-Jul-2003 21:46  4.2.3.721       2,443,880  Wincepb42-030721-kb823812-mipsii_fp.exe 21-Jul-2003 21:45  4.2.3.721       2,497,128  Wincepb42-030721-kb823812-mipsiv.exe 21-Jul-2003 21:45  4.2.3.721       2,505,320  Wincepb42-030721-kb823812-mipsiv_fp.exe 21-Jul-2003 21:44  4.2.3.721       2,329,192  Wincepb42-030721-kb823812-sh3.exe 21-Jul-2003 21:45  4.2.3.721       2,341,480  Wincepb42-030721-kb823812-sh4.exe 21-Jul-2003 21:44  4.2.3.721       2,210,408  Wincepb42-030721-kb823812-x86.exe The English version of this fix has the file attributes (or later) that are listed in the following table. The dates and times for these files are listed in coordinated universal time (UTC). When you view the file information, it is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time tool in Control Panel.   Date         Time   Version            Size    File name --

Path: Others\Mfc\Include 14-Jun-2003 15:54                     51,821  Afxdisp.h

Path: Others\Mfc\Lib\Armv4 02-Jul-2003 20:47  6.0.712.1279      271,360  Olece400.dll     ARM 02-Jul-2003 20:47                    600,600  Olece400.lib 02-Jul-2003 20:47                  2,281,472  Olece400.pdb 02-Jul-2003 20:47                    165,145  Olece400.rel 02-Jul-2003 20:56  6.0.712.1279      629,760  Olece400d.dll    ARM 02-Jul-2003 20:56                    685,926  Olece400d.lib 02-Jul-2003 20:56                  2,625,536  Olece400d.pdb 02-Jul-2003 20:56                    200,235  Olece400d.rel

Path: Others\Mfc\Lib\Armv4i 02-Jul-2003 20:48  6.0.712.1279      282,624  Olece400.dll     THUMB 02-Jul-2003 20:48                    600,600  Olece400.lib 02-Jul-2003 20:48                  2,281,472  Olece400.pdb 02-Jul-2003 20:48                    165,145  Olece400.rel 02-Jul-2003 20:57  6.0.712.1279      640,512  Olece400d.dll    THUMB 02-Jul-2003 20:57                    685,926  Olece400d.lib 02-Jul-2003 20:57                  2,625,536  Olece400d.pdb 02-Jul-2003 20:57                    200,235  Olece400d.rel

Path: Others\Mfc\Lib\Mipsii 02-Jul-2003 20:49  6.0.712.1279      346,624  Olece400.dll     R4000 02-Jul-2003 20:49                    598,278  Olece400.lib 02-Jul-2003 20:49                  2,191,360  Olece400.pdb 02-Jul-2003 20:49                    391,751  Olece400.rel 02-Jul-2003 20:58  6.0.712.1279      705,536  Olece400d.dll    R4000 02-Jul-2003 20:58                    685,748  Olece400d.lib 02-Jul-2003 20:58                  2,666,496  Olece400d.pdb 02-Jul-2003 20:58                    623,084  Olece400d.rel

Path: Others\Mfc\Lib\Mipsii_fp 02-Jul-2003 20:50  6.0.712.1279      347,136  Olece400.dll     R4000 02-Jul-2003 20:50                    599,620  Olece400.lib 02-Jul-2003 20:50                  2,199,552  Olece400.pdb 02-Jul-2003 20:50                    390,272  Olece400.rel 02-Jul-2003 20:59  6.0.712.1279      709,120  Olece400d.dll    R4000 02-Jul-2003 20:59                    693,540  Olece400d.lib 02-Jul-2003 20:59                  2,666,496  Olece400d.pdb 02-Jul-2003 20:59                    624,331  Olece400d.rel

Path: Others\Mfc\Lib\Mipsiv 02-Jul-2003 20:51  6.0.712.1279      379,904  Olece400.dll     MIPSFPU 02-Jul-2003 20:51                    598,278  Olece400.lib 02-Jul-2003 20:51                  2,330,624  Olece400.pdb 02-Jul-2003 20:51                    444,560  Olece400.rel 02-Jul-2003 20:59  6.0.712.1279      734,720  Olece400d.dll    MIPSFPU 02-Jul-2003 20:59                    685,748  Olece400d.lib 02-Jul-2003 20:59                  2,666,496  Olece400d.pdb 02-Jul-2003 20:59                    628,275  Olece400d.rel

Path: Others\Mfc\Lib\Mipsiv_fp 02-Jul-2003 20:51  6.0.712.1279      380,416  Olece400.dll     MIPSFPU 02-Jul-2003 20:51                    599,606  Olece400.lib 02-Jul-2003 20:51                  2,330,624  Olece400.pdb 02-Jul-2003 20:51                    441,689  Olece400.rel 02-Jul-2003 21:00  6.0.712.1279      738,304  Olece400d.dll    MIPSFPU 02-Jul-2003 21:00                    691,652  Olece400d.lib 02-Jul-2003 21:00                  2,666,496  Olece400d.pdb 02-Jul-2003 21:00                    626,013  Olece400d.rel

Path: Others\Mfc\Lib\Sh3 02-Jul-2003 20:52  6.0.712.1279      229,376  Olece400.dll     SH3 02-Jul-2003 20:52                    599,760  Olece400.lib 02-Jul-2003 20:52                  2,150,400  Olece400.pdb 02-Jul-2003 20:52                    226,393  Olece400.rel 02-Jul-2003 21:01  6.0.712.1279      553,472  Olece400d.dll    SH3 02-Jul-2003 21:01                    685,382  Olece400d.lib 02-Jul-2003 21:01                  2,617,344  Olece400d.pdb 02-Jul-2003 21:01                    337,521  Olece400d.rel

Path: Others\Mfc\Lib\Sh4 02-Jul-2003 20:53  6.0.712.1279      230,400  Olece400.dll     SH4 02-Jul-2003 20:53                    601,414  Olece400.lib 02-Jul-2003 20:53                  2,150,400  Olece400.pdb 02-Jul-2003 20:53                    223,812  Olece400.rel 02-Jul-2003 21:02  6.0.712.1279      556,544  Olece400d.dll    SH4 02-Jul-2003 21:02                    693,476  Olece400d.lib 02-Jul-2003 21:02                  2,617,344  Olece400d.pdb 02-Jul-2003 21:02                    335,491  Olece400d.rel

Path: Others\Mfc\Lib\X86 02-Jul-2003 20:54  6.0.712.1279      178,176  Olece400.dll     X86 02-Jul-2003 20:54                    597,590  Olece400.lib 02-Jul-2003 20:54                  2,084,864  Olece400.pdb 02-Jul-2003 20:54                    120,398  Olece400.rel 02-Jul-2003 21:03  6.0.712.1279      468,992  Olece400d.dll    X86 02-Jul-2003 21:03                    685,382  Olece400d.lib 02-Jul-2003 21:03                  2,535,424  Olece400d.pdb 02-Jul-2003 21:03                    183,705  Olece400d.rel

Path: Others\Mfc\Src 14-Jun-2003 16:07                      4,831  Dispimpl.h   20-Jun-2003  03:49                     52,662  Oledisp1.cpp 16-Jun-2003 03:58                     14,036  Oledisp2.cpp



STATUS
Microsoft has confirmed that this is a problem in the Microsoft products that are listed at the beginning of this article.



MORE INFORMATION
This update includes the following improvements:
 * Implements correct handling of VT_I1, VT_UI2, VT_UI4, VT_R4 and VT_R8 dispatch parameters for SH4, MIPSII FP and MIPSIV FP.
 * Improves thunk code according to the correct CPU calling conventions for SH3, SH4, MIPSII FP and MIPSIV FP.
 * Eliminates a memory leak in dispatch code marshaling.

Additional query words:

Keywords: kbbug kbfix kbqfe KB823812

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