Symptoms

Consider the following scenario:

  • You have a computer that is running Windows 7 Service Pack (SP1), Windows 2008 R2 SP1, Windows RT 8.1, Windows 8.1, or Windows Server 2012 R2.

  • You use Windows Explorer to browse files through remote desktop.

In this scenario, the operating system crashes, and you receive a Stop error message on the computer that resembles the following:

STOP: 0x00000050 ( parameter1, parameter2, parameter3, parameter4 )


Notes

  • This Stop error describes a PAGE_FAULT_IN_NONPAGED_AREA issue.

  • The parameters in this error message vary, depending on the configuration of the computer.

  • Not all "0x00000050" Stop errors are caused by this issue.


Resolution

To resolve this issue for Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2, install update rollup 2955164.

To resolve this issue for Windows 7 SP1 and Windows Server 2008 R2 SP1, install the hotfix that is described in this article.

Update information

For more information about how to obtain this update rollup package, click the following article number to view the article in the Microsoft Knowledge Base:

2955164 Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2 update rollup: May 2014

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=supportNote 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 be running Windows 7 SP1 or Windows Server 2008 R2 SP1.
For more information about how to obtain a Windows 7 or a Windows Server 2008 R2 service pack, click the following article number to view the article in the Microsoft Knowledge Base:

976932 Information about Service Pack 1 for Windows 7 and for Windows Server 2008 R2

Registry information

To use the hotfix in this package, you do not have to make any changes to the registry.

Restart requirement

You must restart the computer after you apply this hotfix.

Hotfix replacement information

This hotfix does not replace a previously released hotfix.

The global version of this hotfix installs files that have the attributes that are listed in the following tables. The dates and the times for these files are listed in Coordinated Universal Time (UTC). The dates and the times for these files on your local computer are displayed in your local time together with your current daylight saving time (DST) bias. Additionally, the dates and the times may change when you perform certain operations on the files.

Windows 7 and Windows Server 2008 R2 file information and notesImportant Windows 7 hotfixes and Windows Server 2008 R2 hotfixes are included in the same packages. However, hotfixes on the Hotfix Request page are listed under both operating systems. To request the hotfix package that applies to one or both operating systems, select the hotfix that is listed under "Windows 7/Windows Server 2008 R2" on the page. Always refer to the "Applies To" section in articles to determine the actual operating system that each hotfix applies to.

  • The files that apply to a specific product, milestone (RTM,SPn), and service branch (LDR, GDR) can be identified by examining the file version numbers as shown in the following table:

    Version

    Product

    Milestone

    Service branch

    6.1.760 1.22xxx

    Windows 7 and Windows Server 2008 R2

    SP1

    LDR

  • The MANIFEST files (.manifest) and the MUM files (.mum) that are installed for each environment are listed separately in the "Additional file information for Windows 7 and for Windows Server 2008 R2" section. MUM, MANIFEST, and the associated security catalog (.cat) files, are very important to maintain the state of the updated components. The security catalog files, for which the attributes are not listed, are signed with a Microsoft digital signature.

For all supported x86-based versions of Windows 7

File name

File version

File size

Date

Time

Platform

Mrxsmb20.sys

6.1.7601.22637

97,280

22-Mar-2014

00:54

x86

Mrxsmb.sys

6.1.7601.22637

123,904

22-Mar-2014

00:54

x86

For all supported x64-based versions of Windows 7 and of Windows Server 2008 R2

File name

File version

File size

Date

Time

Platform

Mrxsmb20.sys

6.1.7601.22637

128,000

22-Mar-2014

01:08

x64

Mrxsmb.sys

6.1.7601.22637

158,720

22-Mar-2014

01:09

x64

For all supported IA-64-based versions of Windows Server 2008 R2

File name

File version

File size

Date

Time

Platform

Mrxsmb20.sys

6.1.7601.22637

311,296

22-Mar-2014

00:48

IA-64

Mrxsmb.sys

6.1.7601.22637

368,640

22-Mar-2014

00:48

IA-64





Status

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

More Information

For more information about software update terminology, 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.

Additional file information for Windows 7 and for Windows Server 2008 R2

Additional files for all supported x86-based versions of Windows 7

File property

Value

File name

Update.mum

File version

Not applicable

File size

2,136

Date (UTC)

22-Mar-2014

Time (UTC)

05:54

Platform

Not applicable

File name

X86_c89dd7c1171525d2e31ac34b3e983ae4_31bf3856ad364e35_6.1.7601.22637_none_9cf3f4fc80f0857c.manifest

File version

Not applicable

File size

1,043

Date (UTC)

22-Mar-2014

Time (UTC)

05:54

Platform

Not applicable

File name

X86_microsoft-windows-smb20-minirdr_31bf3856ad364e35_6.1.7601.22637_none_8d59469001333753.manifest

File version

Not applicable

File size

4,035

Date (UTC)

22-Mar-2014

Time (UTC)

02:19

Platform

Not applicable

File name

X86_microsoft-windows-smbminirdr_31bf3856ad364e35_6.1.7601.22637_none_820fbe29c88ac580.manifest

File version

Not applicable

File size

4,757

Date (UTC)

22-Mar-2014

Time (UTC)

02:16

Platform

Not applicable

Additional files for all supported x64-based versions of Windows 7 and of Windows Server 2008 R2

File property

Value

File name

Amd64_32868fcf0e82d70390844211cafa0f86_31bf3856ad364e35_6.1.7601.22637_none_4f81cca7026e2bd7.manifest

File version

Not applicable

File size

1,049

Date (UTC)

22-Mar-2014

Time (UTC)

05:54

Platform

Not applicable

File name

Amd64_microsoft-windows-smb20-minirdr_31bf3856ad364e35_6.1.7601.22637_none_e977e213b990a889.manifest

File version

Not applicable

File size

4,039

Date (UTC)

22-Mar-2014

Time (UTC)

02:52

Platform

Not applicable

File name

Amd64_microsoft-windows-smbminirdr_31bf3856ad364e35_6.1.7601.22637_none_de2e59ad80e836b6.manifest

File version

Not applicable

File size

4,761

Date (UTC)

22-Mar-2014

Time (UTC)

02:49

Platform

Not applicable

File name

Update.mum

File version

Not applicable

File size

2,350

Date (UTC)

22-Mar-2014

Time (UTC)

05:54

Platform

Not applicable

Additional files for all supported IA-64-based versions of Windows Server 2008 R2

File property

Value

File name

Ia64_790bc50933b1ba0f6fb8c556f8973c5c_31bf3856ad364e35_6.1.7601.22637_none_0d81aa34a798dcdc.manifest

File version

Not applicable

File size

1,046

Date (UTC)

22-Mar-2014

Time (UTC)

05:54

Platform

Not applicable

File name

Ia64_microsoft-windows-smb20-minirdr_31bf3856ad364e35_6.1.7601.22637_none_8d5aea860131404f.manifest

File version

Not applicable

File size

4,037

Date (UTC)

22-Mar-2014

Time (UTC)

02:08

Platform

Not applicable

File name

Ia64_microsoft-windows-smbminirdr_31bf3856ad364e35_6.1.7601.22637_none_8211621fc888ce7c.manifest

File version

Not applicable

File size

4,759

Date (UTC)

22-Mar-2014

Time (UTC)

02:05

Platform

Not applicable

File name

Update.mum

File version

Not applicable

File size

1,447

Date (UTC)

22-Mar-2014

Time (UTC)

05:54

Platform

Not applicable


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