Windows Server Backup fails despite sufficient space on the target volume in Windows Server 2012 R2

This article describes an issue that occurs when you use Windows Server Backup to back up data in Windows Server 2012 R2. A hotfix is available to fix this issue. The hotfix has a prerequisite.

Symptoms

When you back up data on a target volume, the backup operation may fail because of no sufficient space on the target volume. However, the target volume has sufficient space for the backup data.

Resolution

To fix this issue, we have released a hotfix. Even though this issue is observed only in Windows Server 2012 R2, the hotfix also applies to Windows 8.1.

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.

Hotfix information

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

If the hotfix is available for download, there's a "Hotfix Download Available" section at the top of this Knowledge Base article. If this section doesn't 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 don't qualify for this specific hotfix. For a complete list of Microsoft Customer Service and Support telephone numbers or to create a separate service request, go to the following Microsoft website: Note The "Hotfix Download Available" form displays the languages for which the hotfix is available. If you don't see your language, it's because a hotfix is not available for that language.

Prerequisites

To apply this hotfix, you must have April 2014 update rollup for Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2 (2919355) installed in Windows 8.1 or Windows Server 2012 R2.

Registry information

To use the hotfix in this package, you don't 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 doesn't replace a previously released hotfix.
File information

Status

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

More Information

For detailed information about Windows Server Backup, see Windows Server Backup Feature Overview.

References

See the terminology that Microsoft uses to describe software updates.
Właściwości

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