"0x0000004A" or "0x0000009F" Stop error occurs in Windows 8.1
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Applies to: Windows Server 2012 R2 DatacenterWindows Server 2012 R2 StandardWindows Server 2012 R2 EssentialsWindows Server 2012 R2 FoundationWindows 8.1 EnterpriseWindows 8.1 ProWindows 8.1Windows RT 8.1More
This article describes an issue in which a "0x0000004A" or "0x0000009F" Stop error occurs in Windows 8.1. An update is available to resolve this issue. Before you install this update, check out the Prerequisites section.
This issue occurs on a computer that is running Windows 8.1 if one of the following conditions is true:
The computer is docked, and it uses local area network (LAN). Then, you undock the computer, and switch to Wi-Fi.
USB devices are connected.
Power transitions, such as you wake the computer from sleep.
How to get this update
Important If you install a language pack after you install this update, you must reinstall this update. Therefore, we recommend that you install any language packs that you need before you install this update. For more information, see Add language packs to Windows.
The global version of this update 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
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:
6.3.960 0.18 xxx
Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2
GDR service branches contain only those fixes that are widely released to address widespread, critical issues. LDR service branches contain hotfixes in addition to widely released fixes.
The MANIFEST files (.manifest) and the MUM files (.mum) that are installed for each environment are listed separately in the "Additional file information" 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 aren't listed, are signed with a Microsoft digital signature.
For all supported x86-based versions of Windows 8.1
For all supported x64-based versions of Windows 8.1 or Windows Server 2012 R2
For all supported Windows RT 8.1
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