A call to the RasHangup function may never return (838841)



The information in this article applies to:

  • Microsoft Windows CE .NET 4.2


For a Microsoft Windows CE .NET 4.1 version of this article, see 825754.

SYMPTOMS

A call to the RasHangup function on a Point-to-Point Tunneling Protocol (PPTP) connection may stop responding after successfully completing several connection and disconnection cycles.

CAUSE

This problem occurs because a race condition exists when decrementing the call status flag. This race condition causes a deadlock.

RESOLUTION

Hotfix Information

A supported software update is now available from Microsoft as Windows CE 4.20 Core OS QFE 838841. 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

Prerequisites

This fix is supported only when all previously issued fixes for this product have also been installed.

Restart Requirement

After you install this update, you must perform a clean build of the whole platform.

To clean the platform, click Clean on the Build menu. To build the platform, click Build Platform on the Build menu.

Hotfix Replacement Information

This hotfix does not replace any other hotfixes.

File Information

The English version of this package has the file attributes (or later) that are listed in the following table.
   Date         Time   Version            Size    File name
   --------------------------------------------------------------------------------------

   Path: Signed
   20-Apr-2004  00:32  4.2.4.419       1,043,192  Wincepb42-040419-kb838841-armv4.exe  
   20-Apr-2004  00:32  4.2.4.419       1,043,192  Wincepb42-040419-kb838841-armv4i.exe  
   20-Apr-2004  00:32  4.2.4.419       1,071,864  Wincepb42-040419-kb838841-mipsii.exe  
   20-Apr-2004  00:32  4.2.4.419       1,071,864  Wincepb42-040419-kb838841-mipsii_fp.exe  
   20-Apr-2004  00:32  4.2.4.419       1,075,960  Wincepb42-040419-kb838841-mipsiv.exe  
   20-Apr-2004  00:32  4.2.4.419       1,075,960  Wincepb42-040419-kb838841-mipsiv_fp.exe  
   20-Apr-2004  00:32  4.2.4.419       1,035,000  Wincepb42-040419-kb838841-sh3.exe  
   20-Apr-2004  00:32  4.2.4.419       1,030,904  Wincepb42-040419-kb838841-sh4.exe  
   20-Apr-2004  00:32  4.2.4.419         994,040  Wincepb42-040419-kb838841-x86.exe  
The English version of this hotfix 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: Public\Common\Oak\Lib\Armv4\Debug
   16-Apr-2004  19:20                    315,554  Pptp.lib
   16-Apr-2004  19:20                    102,400  Pptp.pdb
   16-Apr-2004  19:19                    633,246  Raspptp.lib
   16-Apr-2004  19:19                    118,784  Raspptp.pdb

   Path: Public\Common\Oak\Lib\Armv4\Retail
   16-Apr-2004  19:19                    152,258  Pptp.lib
   16-Apr-2004  19:19                    102,400  Pptp.pdb
   16-Apr-2004  19:19                    294,802  Raspptp.lib
   16-Apr-2004  19:19                    110,592  Raspptp.pdb

   Path: Public\Common\Oak\Lib\Armv4i\Debug
   16-Apr-2004  19:20                    315,836  Pptp.lib
   16-Apr-2004  19:20                    102,400  Pptp.pdb
   16-Apr-2004  19:20                    633,802  Raspptp.lib
   16-Apr-2004  19:20                    118,784  Raspptp.pdb

   Path: Public\Common\Oak\Lib\Armv4i\Retail
   16-Apr-2004  19:20                    152,302  Pptp.lib
   16-Apr-2004  19:20                    102,400  Pptp.pdb
   16-Apr-2004  19:20                    295,192  Raspptp.lib
   16-Apr-2004  19:20                    110,592  Raspptp.pdb

   Path: Public\Common\Oak\Lib\Mipsii\Debug
   16-Apr-2004  19:20                    328,756  Pptp.lib
   16-Apr-2004  19:20                    110,592  Pptp.pdb
   16-Apr-2004  19:20                    654,510  Raspptp.lib
   16-Apr-2004  19:20                    118,784  Raspptp.pdb

   Path: Public\Common\Oak\Lib\Mipsii\Retail
   16-Apr-2004  19:20                    157,966  Pptp.lib
   16-Apr-2004  19:20                    110,592  Pptp.pdb
   16-Apr-2004  19:20                    307,670  Raspptp.lib
   16-Apr-2004  19:20                    118,784  Raspptp.pdb

   Path: Public\Common\Oak\Lib\Mipsii_fp\Debug
   16-Apr-2004  19:20                    328,778  Pptp.lib
   16-Apr-2004  19:20                    110,592  Pptp.pdb
   16-Apr-2004  19:20                    654,584  Raspptp.lib
   16-Apr-2004  19:20                    118,784  Raspptp.pdb

   Path: Public\Common\Oak\Lib\Mipsii_fp\Retail
   16-Apr-2004  19:20                    158,006  Pptp.lib
   16-Apr-2004  19:20                    110,592  Pptp.pdb
   16-Apr-2004  19:20                    307,710  Raspptp.lib
   16-Apr-2004  19:20                    118,784  Raspptp.pdb

   Path: Public\Common\Oak\Lib\Mipsiv\Debug
   16-Apr-2004  19:21                    330,632  Pptp.lib
   16-Apr-2004  19:21                    110,592  Pptp.pdb
   16-Apr-2004  19:21                    658,154  Raspptp.lib
   16-Apr-2004  19:21                    118,784  Raspptp.pdb

   Path: Public\Common\Oak\Lib\Mipsiv\Retail
   16-Apr-2004  19:20                    158,306  Pptp.lib
   16-Apr-2004  19:20                    110,592  Pptp.pdb
   16-Apr-2004  19:20                    308,940  Raspptp.lib
   16-Apr-2004  19:20                    118,784  Raspptp.pdb

   Path: Public\Common\Oak\Lib\Mipsiv_fp\Debug
   16-Apr-2004  19:21                    330,654  Pptp.lib
   16-Apr-2004  19:21                    110,592  Pptp.pdb
   16-Apr-2004  19:21                    658,228  Raspptp.lib
   16-Apr-2004  19:21                    118,784  Raspptp.pdb

   Path: Public\Common\Oak\Lib\Mipsiv_fp\Retail
   16-Apr-2004  19:21                    158,346  Pptp.lib
   16-Apr-2004  19:21                    110,592  Pptp.pdb
   16-Apr-2004  19:21                    308,982  Raspptp.lib
   16-Apr-2004  19:21                    118,784  Raspptp.pdb

   Path: Public\Common\Oak\Lib\Sh3\Debug
   16-Apr-2004  19:21                    281,456  Pptp.lib
   16-Apr-2004  19:21                    110,592  Pptp.pdb
   16-Apr-2004  19:21                    573,840  Raspptp.lib
   16-Apr-2004  19:21                    118,784  Raspptp.pdb

   Path: Public\Common\Oak\Lib\Sh3\Retail
   16-Apr-2004  19:21                    143,700  Pptp.lib
   16-Apr-2004  19:21                    102,400  Pptp.pdb
   16-Apr-2004  19:21                    282,374  Raspptp.lib
   16-Apr-2004  19:21                    118,784  Raspptp.pdb

   Path: Public\Common\Oak\Lib\Sh4\Debug
   16-Apr-2004  19:21                    281,356  Pptp.lib
   16-Apr-2004  19:21                    102,400  Pptp.pdb
   16-Apr-2004  19:21                    573,666  Raspptp.lib
   16-Apr-2004  19:21                    118,784  Raspptp.pdb

   Path: Public\Common\Oak\Lib\Sh4\Retail
   16-Apr-2004  19:21                    143,340  Pptp.lib
   16-Apr-2004  19:21                    102,400  Pptp.pdb
   16-Apr-2004  19:21                    281,626  Raspptp.lib
   16-Apr-2004  19:21                    110,592  Raspptp.pdb

   Path: Public\Common\Oak\Lib\X86\Debug
   16-Apr-2004  19:19                    279,462  Pptp.lib
   16-Apr-2004  19:19                    102,400  Pptp.pdb
   16-Apr-2004  19:19                    567,686  Raspptp.lib
   16-Apr-2004  19:19                    118,784  Raspptp.pdb

   Path: Public\Common\Oak\Lib\X86\Retail
   16-Apr-2004  19:19                    134,334  Pptp.lib
   16-Apr-2004  19:19                    102,400  Pptp.pdb
   16-Apr-2004  19:19                    261,808  Raspptp.lib
   16-Apr-2004  19:19                    110,592  Raspptp.pdb

STATUS

Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.

MORE INFORMATION

For additional information, click the following article number to view the article in the Microsoft Knowledge Base:

824684 Description of the standard terminology that is used to describe Microsoft software updates


Modification Type:MinorLast Reviewed:5/27/2005
Keywords:kbBug kbfix kbQFE KB838841 kbAudDeveloper