Individual memory devices cannot be ejected through the Safely Remove Hardware UI in Windows 8.1

A következőkre vonatkozik: Windows 8.1Windows 8.1 EnterpriseWindows 8.1 Pro

Symptoms


Consider the following scenario:
  • You have a USB hub attached to a computer that's running Windows 8.1.
  • You insert memory cards such as compact flash, MicroSD, or SDHC devices into all the available slots in the hub.
  • You right-click the Safely Remove Hardware icon in the notification area.

In this scenario, the individual memory devices cannot be ejected, and the only option is to eject the hub.

Resolution


To fix this problem, install the following update.

How to obtain this update

Method 1: Windows Update

This update is available from Windows Update.

Method 2: Microsoft Download Center

The following files are available for download from the Microsoft Download Center:
Operating systemUpdate
All supported x86-based versions of Windows 8.1Download Download the package now.
All supported x64-based versions of Windows 8.1 Download Download the package now.
All supported x64-based versions of Windows Server 2012 R2Download Download the package now.
Note The update for Windows RT 8.1 or Windows RT can be obtained only from Windows Update.

For more information about how to download Microsoft support files, click the following article number to view the article in the Microsoft Knowledge Base:
119591 How to obtain Microsoft support files from online services
Microsoft scanned this file for viruses. Microsoft used the most current virus-detection software that was available on the date that the file was posted. The file is stored on security-enhanced servers that help prevent any unauthorized changes to the file.

Update detail information


Prerequisites

To install this update, 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. Or, install Service Pack 1 for Windows 7 or Windows Server 2008 R2. Or, install Service Pack 2 for Windows Vista and for Windows Server 2008.

Registry information

To apply this update, you do not have to make any changes to the registry.

Restart requirement

You may have to restart the computer after you apply this update.

Update replacement information

This update does not replace a previously released update.
For all supported x86-based versions of Windows 8.1
File nameFile versionFile sizeDateTimePlatform
Storagecontexthandler.dll6.3.9600.1766860,92828-Jan-201501:47x86
For all supported x64-based versions of Windows 8.1 or Windows Server 2012 R2
File nameFile versionFile sizeDateTimePlatform
Storagecontexthandler.dll6.3.9600.1766875,26428-Jan-201502:24x64
Storagecontexthandler.dll6.3.9600.1766860,92828-Jan-201501:47x86
For all supported Windows RT 8.1
File nameFile versionFile sizeDateTimePlatform
Storagecontexthandler.dll6.3.9600.1766858,88028-Jan-201501:23Not applicable

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_c5bd57e8ac8eab8e8739d29c3adfdf7b_31bf3856ad364e35_6.3.9600.17668_none_c5348696a8be78c1.manifest
File versionNot applicable
File size722
Date (UTC)29-Jan-2015
Time (UTC)07:11
File nameX86_microsoft-windows-d..oragecontexthandler_31bf3856ad364e35_6.3.9600.17668_none_5b4c2a1c4ac19ece.manifest
File versionNot applicable
File size7,361
Date (UTC)28-Jan-2015
Time (UTC)03:17
Additional files for all supported x64-based versions of Windows 8.1 and of Windows Server 2012 R2
File propertyValue
File nameAmd64_8e96573ea4a6f9f2d30de17dc146d46a_31bf3856ad364e35_6.3.9600.17668_none_8e876c850bb1d6c1.manifest
File versionNot applicable
File size726
Date (UTC)29-Jan-2015
Time (UTC)07:11
File nameAmd64_c5bd57e8ac8eab8e8739d29c3adfdf7b_31bf3856ad364e35_6.3.9600.17668_none_2153221a611be9f7.manifest
File versionNot applicable
File size724
Date (UTC)29-Jan-2015
Time (UTC)07:11
File nameAmd64_microsoft-windows-d..oragecontexthandler_31bf3856ad364e35_6.3.9600.17668_none_b76ac5a0031f1004.manifest
File versionNot applicable
File size7,365
Date (UTC)28-Jan-2015
Time (UTC)04:09
File nameX86_microsoft-windows-d..oragecontexthandler_31bf3856ad364e35_6.3.9600.17668_none_5b4c2a1c4ac19ece.manifest
File versionNot applicable
File size7,361
Date (UTC)28-Jan-2015
Time (UTC)03:17
Additional files for all supported Windows RT 8.1
File propertyValue
File nameArm_c0dc4b34d90559e8146df73896d25754_31bf3856ad364e35_6.3.9600.17668_none_e475a42b00dcfab2.manifest
File versionNot applicable
File size722
Date (UTC)29-Jan-2015
Time (UTC)07:11
File nameArm_microsoft-windows-d..oragecontexthandler_31bf3856ad364e35_6.3.9600.17668_none_5b4e9c744abebd94.manifest
File versionNot applicable
File size7,361
Date (UTC)28-Jan-2015
Time (UTC)02:23

Status


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

References


Learn about the terminology that Microsoft uses to describe software updates.