File system corrupts when you delete a file that has 4 GB-1 bytes of size on FAT32 system in Windows

This article describes an issue that occurs when you try to delete a file that has 4,294,967,295 bytes (4 gigabytes (GB) -1 byte) of size in Windows RT 8.1, Windows 8.1, Windows Server 2012 R2, Windows 8, or Windows Server 2012. A hotfix is available to resolve this issue. The hotfix has a prerequisite.
Symptoms
When this issue occurs, the chkdsk command is required to be run on a FAT32 drive.
Hotfix information
Important If you install a language pack after you install this hotfix, you must reinstall this hotfix. Therefore, we recommend that you install any language packs that you need before you install this hotfix. For more information, see Add language packs to Windows.

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: 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 on Windows RT 8.1, Windows 8.1, or Windows Server 2012 R2, you must have April 2014 update rollup for Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2 (2919355) installed.

Registry information

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

Restart requirement

You may 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 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 8.1 and Windows Server 2012 R2 file information and notes

Important Windows 8.1 hotfixes and Windows Server 2012 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 8.1/Windows Server 2012 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:
    VersionProductMilestoneService branch
    6.3.960 0.17xxxWindows RT 8.1, Windows 8.1, and Windows Server 2012 R2RTMGDR
  • 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 8.1 and for Windows Server 2012 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 8.1
File nameFile versionFile sizeDateTimePlatform
Fastfat.sys6.3.9600.17903178,52011-Jun-201519:42x86
For all supported x64-based versions of Windows 8.1 and of Windows Server 2012 R2
File nameFile versionFile sizeDateTimePlatform
Fastfat.sys6.3.9600.17903217,94411-Jun-201521:20x64
For all supported Windows RT 8.1
File nameFile versionFile sizeDateTimePlatform
Fastfat.sys6.3.9600.17903171,87211-Jun-201518:47Not applicable

Windows 8 and Windows Server 2012 file information and notes

Important Windows 8 hotfixes and Windows Server 2012 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 8/Windows Server 2012" 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:
    VersionProductMilestoneService branch
    6.2.920 0.21xxxWindows 8 and Windows Server 2012RTMLDR
  • 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 8 and for Windows Server 2012" 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 8
File nameFile versionFile sizeDateTimePlatform
Fastfat.sys6.2.9200.21521168,79211-Jun-201519:04x86
For all supported x64-based versions of Windows 8 and of Windows Server 2012
File nameFile versionFile sizeDateTimePlatform
Fastfat.sys6.2.9200.21521210,77611-Jun-201521:28x64

Additional file information

Additional file information for Windows 8.1 and for Windows Server 2012 R2
Additional files for all supported x86-based versions of Windows 8.1
File propertyValue
File nameX86_446fa2bbef36e621d491b4244d891cd9_31bf3856ad364e35_6.3.9600.17903_none_7701d502ce9bfa64.manifest
File versionNot applicable
File size691
Date (UTC)12-Jun-2015
Time (UTC)10:49
PlatformNot applicable
File nameX86_microsoft-windows-fat_31bf3856ad364e35_6.3.9600.17903_none_43a863b972bdcdc9.manifest
File versionNot applicable
File size9,847
Date (UTC)11-Jun-2015
Time (UTC)19:53
PlatformNot applicable
Additional files for all supported x64-based versions of Windows 8.1 and of Windows Server 2012 R2
File propertyValue
File nameAmd64_e0eed85115227570481b9647c76bc9a7_31bf3856ad364e35_6.3.9600.17903_none_6aef4761ee02e822.manifest
File versionNot applicable
File size695
Date (UTC)12-Jun-2015
Time (UTC)10:49
PlatformNot applicable
File nameAmd64_microsoft-windows-fat_31bf3856ad364e35_6.3.9600.17903_none_9fc6ff3d2b1b3eff.manifest
File versionNot applicable
File size9,851
Date (UTC)11-Jun-2015
Time (UTC)21:43
PlatformNot applicable
Additional files for all supported Windows RT 8.1
File propertyValue
File nameArm_58247c1936c0ef6ac324f56a9ed5bbbf_31bf3856ad364e35_6.3.9600.17903_none_bd0ade24c2c9d5e5.manifest
File versionNot applicable
File size691
Date (UTC)12-Jun-2015
Time (UTC)10:49
PlatformNot applicable
File nameArm_microsoft-windows-fat_31bf3856ad364e35_6.3.9600.17903_none_43aad61172baec8f.manifest
File versionNot applicable
File size9,847
Date (UTC)11-Jun-2015
Time (UTC)20:20
PlatformNot applicable
Additional file information for Windows 8 and for Windows Server 2012
Additional files for all supported x86-based versions of Windows 8
File propertyValue
File nameX86_d1f21283cc178c6ac88b4e3cc438fa16_31bf3856ad364e35_6.2.9200.21521_none_ad44b615be3d1d62.manifest
File versionNot applicable
File size691
Date (UTC)12-Jun-2015
Time (UTC)01:40
PlatformNot applicable
File nameX86_microsoft-windows-fat_31bf3856ad364e35_6.2.9200.21521_none_ac259df441bab087.manifest
File versionNot applicable
File size3,252
Date (UTC)11-Jun-2015
Time (UTC)19:08
PlatformNot applicable
Additional files for all supported x64-based versions of Windows 8 and of Windows Server 2012
File propertyValue
File nameAmd64_93fdb418ee127dbacc9da628d51f2cdf_31bf3856ad364e35_6.2.9200.21521_none_9dd8bc024d4289ca.manifest
File versionNot applicable
File size695
Date (UTC)12-Jun-2015
Time (UTC)01:40
PlatformNot applicable
File nameAmd64_microsoft-windows-fat_31bf3856ad364e35_6.2.9200.21521_none_08443977fa1821bd.manifest
File versionNot applicable
File size3,256
Date (UTC)11-Jun-2015
Time (UTC)21:32
PlatformNot applicable
Status
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
References
See the terminology that Microsoft uses to describe software updates.
Properties

Article ID: 3072401 - Last Review: 07/14/2015 21:24:00 - Revision: 1.0

Windows Server 2012 R2 Datacenter, Windows Server 2012 R2 Standard, Windows Server 2012 R2 Essentials, Windows Server 2012 R2 Foundation, Windows 8.1 Enterprise, Windows 8.1 Pro, Windows 8.1, Windows RT 8.1, Windows Server 2012 Datacenter, Windows Server 2012 Standard, Windows Server 2012 Essentials, Windows Server 2012 Foundation, Windows 8 Enterprise, Windows 8 Pro, Windows 8

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