KB2718718 - FIX: "Cannot open the shared memory" error message when you try to create or open a SQL Server Compact 3.5 SP2 database file on a shared network folder

Applies To
SQL Server Compact 3.5 Service Pack 2 Microsoft SQL Server Compact 3.5

Symptoms

Assume that you have Microsoft SQL Server Compact Edition 3.5 Service Pack 2 (SQL Server Compact 3.5 SP2) installed on the computer. When you try to create or open a SQL Server Compact 3.5 SP2 database file (.sdf file) on a shared network folder, you receive the following error message:

Note

Error: Internal error. Cannot open shared memory.

Additionally, an exception that resembles the following is generated:

Note

Exception type: System.Data.SqlServerCe.SqlCeException

Message=Internal error: Cannot open the shared memory region.

Source=SQL Server Compact ADO.NET Data Provider

HResult=-2147467259

NativeError=25118

Note This issue occurs only in SQL Server Compact 3.5 SP2.

Resolution

Hotfix information

A supported hotfix is available from Microsoft. However, this hotfix is intended to correct only the problem that is described in this article. Apply this hotfix only to systems that are experiencing this specific problem.

If the hotfix is available for download, there is a "Hotfix download available" section at the top of this Knowledge Base article. If this section does not appear, submit a request to Microsoft Customer Service and Support to obtain the hotfix.

Note If additional issues occur or if any troubleshooting is required, you might have to create a separate service request. The usual support costs will apply to additional support questions and issues that do not qualify for this specific hotfix. For a complete list of Microsoft Customer Service and Support telephone numbers or to create a separate service request, visit the following Microsoft website:

http:⁠//support.microsoft.com/contactus/?ws=support Note The "Hotfix download available" form displays the languages for which the hotfix is available. If you do not see your language, it is because a hotfix is not available for that language.

Prerequisites

To apply this hotfix, you must exit all applications that are using SQL Server Compact. Then, you must uninstall any installations of Microsoft SQL Server Compact 3.5 SP2 and Microsoft SQL Server Compact 3.5 SP2 x64.

Note This SQL Server Compact hotfix has a complete .msi package and does not replace a partial list of files from a previous installation.

Restart requirement

You do not have to restart the computer after you apply this hotfix.

Hotfix replacement information

This hotfix does not replace a previously released hotfix.

File information

The global version of this hotfix has the file attributes (or later file attributes) 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 item in Control Panel.

For all supported x86-based versions of SQL Server Compact 3.5

File name File version File size Date Time Platform
System.data.sqlserverce.entity.dll 3.5.8092.0 231,664 02-Jun-2012 02:31 x86
System.data.sqlserverce.dll 3.5.8092.0 297,200 02-Jun-2012 02:31 x86
Policy.3.5.system.data.sqlserverce.dll 3.5.8092.0 10,480 02-Jun-2012 02:31 x86
Policy.3.5.system.data.sqlserverce.entity.dll 3.5.8092.0 10,480 02-Jun-2012 02:31 x86
Sqlceca35.dll 3.5.8092.0 342,768 02-Jun-2012 02:31 x86
Sqlcecompact35.dll 3.5.8092.0 83,696 02-Jun-2012 02:31 x86
Sqlceer35en.dll 3.5.8092.0 147,696 02-Jun-2012 02:31 x86
Sqlceme35.dll 3.5.8092.0 63,728 02-Jun-2012 02:31 x86
Sqlceoledb35.dll 3.5.8092.0 169,712 02-Jun-2012 02:31 x86
Sqlceqp35.dll 3.5.8092.0 641,264 02-Jun-2012 02:31 x86
Sqlcese35.dll 3.5.8092.0 362,224 02-Jun-2012 02:31 x86
Microsoft.synchronization.data.sqlserverce.dll 3.5.8092.0 92,400 02-Jun-2012 02:31 x86

For all supported x64-based versions of SQL Server Compact 3.5

File name File version File size Date Time Platform
System.data.sqlserverce.entity.dll 3.5.8092.0 231,664 02-Jun-2012 02:31 x64
System.data.sqlserverce.dll 3.5.8092.0 297,200 02-Jun-2012 02:31 x64
Sqlceca35.dll 3.5.8092.0 574,192 02-Jun-2012 02:31 x64
Sqlcecompact35.dll 3.5.8092.0 118,000 02-Jun-2012 02:31 x64
Sqlceer35en.dll 3.5.8092.0 148,208 02-Jun-2012 02:31 x64
Sqlceme35.dll 3.5.8092.0 89,840 02-Jun-2012 02:31 x64
Sqlceoledb35.dll 3.5.8092.0 257,776 02-Jun-2012 02:31 x64
Sqlceqp35.dll 3.5.8092.0 1,131,760 02-Jun-2012 02:31 x64
Sqlcese35.dll 3.5.8092.0 670,960 02-Jun-2012 02:31 x64
Microsoft.synchronization.data.sqlserverce.dll 3.5.8092.0 92,400 02-Jun-2012 02:31 x86

              

Status

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