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Unexpected ASP.Net application shutdown after many App_Data file changes occur on a server that is running Windows Server 2012 R2

Symptoms
Consider the following scenario:
  • You have a server that is running Windows Server 2012 R2.
  • You set up a website on Internet Information Services (IIS).
  • You create a simple website that creates or deletes lots of files in the App_Data folder.

In this scenario, you experience an unexpected ASP.NET application shutdown because of high disk I/O and configuration changes.
Resolution

Method 1: Windows Update

This update is provided as an Optional update on Windows Update. For more information on how to run Windows Update, see How to get an update through 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 8.1DownloadDownload the package now.
All supported x64-based versions of Windows 8.1 DownloadDownload the package now.
All supported x64-based versions of Windows Server 2012 R2DownloadDownload the package now.
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.

Method 3: Hotfix information

A supported hotfix is available from Microsoft Support. 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 the problem described in this article. This hotfix might receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next software update that contains this hotfix.

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, contact 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, go to 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 update in Windows 8.1 or Windows Server 2012 R2, you must first have update 2919355 installed.

Restart requirement

You do not have to restart the computer after you apply this hotfix.

Hotfix replacement information

This hotfix does not replace any previously released hotfix.

File information

The English (United States) 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 and Windows Server 2012 R2 hotfixes are included in the same packages. However, only "Windows 8.1" is listed on the Hotfix Request page. To request the hotfix package that applies to one or both operating systems, select the hotfix that is listed under "Windows 8.1" on the page. Always refer to the "Applies to" section in articles to determine the actual operating system that each hotfix applies to.

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 Windows Server 2012 R2" section. MUM and MANIFEST files, and the associated security catalog (.cat) files, are extremely 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
Administration.configNot applicable18,69021-Aug-201323:57Not applicable
Admwprox.dll8.5.9600.1741551,20029-Oct-201401:49x86
Ahadmin.dll8.5.9600.1741525,60029-Oct-201401:05x86
Appcmd.exe8.5.9600.17415108,03229-Oct-201401:45x86
Appcmd.xmlNot applicable3,81001-Jul-201316:49Not applicable
Applicationhost.configNot applicable9,61118-Jun-201312:18Not applicable
Appobj.dll8.5.9600.17415350,72029-Oct-201401:27x86
Aspnetca.exe8.5.9600.17415124,41629-Oct-201401:30x86
Aspnet_schema.xmlNot applicable43,10518-Jun-201312:19Not applicable
Certobj.dll8.5.9600.1741560,92829-Oct-201401:28x86
Ftp_rscaext.xmlNot applicable2,68518-Jun-201312:19Not applicable
Ftp_schema.xmlNot applicable31,31101-Apr-201403:40Not applicable
Fx_schema.xmlNot applicable27,36218-Jun-201312:19Not applicable
Iismig.dll8.5.9600.17415281,60029-Oct-201401:24x86
Iisreg.dll8.5.9600.1741584,99229-Oct-201401:58x86
Iisres.dll8.5.9600.16384229,37622-Aug-201304:15x86
Iisreset.exe8.5.9600.1741515,87229-Oct-201401:54x86
Iisrstap.dll8.5.9600.174159,72829-Oct-201401:52x86
Iisrstas.exe8.5.9600.1741532,25629-Oct-201401:46x86
Iisrtl.dll8.5.9600.17415168,96029-Oct-201401:48x86
Iissetup.exe8.5.9600.17415156,16029-Oct-201401:21x86
Iissyspr.dll8.5.9600.1741552,22429-Oct-201401:43x86
Iisutil.dll8.5.9600.17415240,12829-Oct-201401:00x86
Iis_schema.xmlNot applicable90,72818-Jun-201312:19Not applicable
Nativerd.dll8.5.9600.17918389,63227-Jun-201501:24x86
Redirection.configNot applicable49018-Jun-201312:19Not applicable
Rsca.dll8.5.9600.1741529,18429-Oct-201401:48x86
Rscaext.dll8.5.9600.1741552,22429-Oct-201401:47x86
Rscaext.xmlNot applicable8,47618-Jun-201312:19Not applicable
Uihelper.dll8.5.9600.17918150,52827-Jun-201501:59x86
W3ctrlps.dll8.5.9600.1741511,26429-Oct-201401:59x86
Wamregps.dll8.5.9600.1741511,26429-Oct-201401:49x86
Webdav_schema.xmlNot applicable4,75718-Jun-201312:20Not applicable
For all supported x64-based versions of Windows 8.1 and Windows Server 2012 R2
File nameFile versionFile sizeDateTimePlatform
Administration.configNot applicable18,69022-Aug-201307:01Not applicable
Admwprox.dll8.5.9600.1741555,80829-Oct-201402:31x64
Ahadmin.dll8.5.9600.1741563,48829-Oct-201401:28x64
Appcmd.exe8.5.9600.17415121,34429-Oct-201402:26x64
Appcmd.xmlNot applicable3,81001-Jul-201316:49Not applicable
Applicationhost.configNot applicable9,61118-Jun-201314:43Not applicable
Appobj.dll8.5.9600.17918408,06427-Jun-201502:31x64
Aspnetca.exe8.5.9600.17415137,72829-Oct-201402:06x64
Aspnet_schema.xmlNot applicable43,10518-Jun-201314:43Not applicable
Certobj.dll8.5.9600.1741572,19229-Oct-201402:04x64
Ftp_rscaext.xmlNot applicable2,68518-Jun-201314:44Not applicable
Ftp_schema.xmlNot applicable31,31101-Apr-201403:40Not applicable
Fx_schema.xmlNot applicable27,36218-Jun-201314:43Not applicable
Iismig.dll8.5.9600.17415327,68029-Oct-201401:57x64
Iisreg.dll8.5.9600.17415109,05629-Oct-201402:43x64
Iisres.dll8.5.9600.16384229,37622-Aug-201311:44x64
Iisreset.exe8.5.9600.1741517,92029-Oct-201402:36x64
Iisrstap.dll8.5.9600.1741512,80029-Oct-201402:34x64
Iisrstas.exe8.5.9600.1741536,35229-Oct-201402:27x64
Iisrtl.dll8.5.9600.17415202,24029-Oct-201402:30x64
Iissetup.exe8.5.9600.17415183,80829-Oct-201401:53x64
Iissyspr.dll8.5.9600.1741562,97629-Oct-201402:23x64
Iisutil.dll8.5.9600.17415297,98429-Oct-201401:21x64
Iis_schema.xmlNot applicable90,72818-Jun-201314:43Not applicable
Nativerd.dll8.5.9600.17918517,63227-Jun-201501:55x64
Redirection.configNot applicable49018-Jun-201314:43Not applicable
Rsca.dll8.5.9600.1741533,79229-Oct-201402:29x64
Rscaext.dll8.5.9600.1741556,32029-Oct-201402:29x64
Rscaext.xmlNot applicable8,47618-Jun-201314:43Not applicable
Uihelper.dll8.5.9600.17918194,04827-Jun-201502:48x64
W3ctrlps.dll8.5.9600.1741515,36029-Oct-201402:44x64
Wamregps.dll8.5.9600.1741515,87229-Oct-201402:31x64
Webdav_schema.xmlNot applicable4,75718-Jun-201314:45Not applicable
Admwprox.dll8.5.9600.1741551,20029-Oct-201401:49x86
Ahadmin.dll8.5.9600.1741525,60029-Oct-201401:05x86
Appcmd.exe8.5.9600.17415108,03229-Oct-201401:45x86
Appcmd.xmlNot applicable3,81001-Jul-201316:49Not applicable
Appobj.dll8.5.9600.17415350,72029-Oct-201401:27x86
Aspnetca.exe8.5.9600.17415124,41629-Oct-201401:30x86
Certobj.dll8.5.9600.1741560,92829-Oct-201401:28x86
Iismig.dll8.5.9600.17415281,60029-Oct-201401:24x86
Iisreg.dll8.5.9600.1741584,99229-Oct-201401:58x86
Iisres.dll8.5.9600.16384229,37622-Aug-201304:15x86
Iisreset.exe8.5.9600.1741515,87229-Oct-201401:54x86
Iisrstap.dll8.5.9600.174159,72829-Oct-201401:52x86
Iisrtl.dll8.5.9600.17415168,96029-Oct-201401:48x86
Iissetup.exe8.5.9600.17415156,16029-Oct-201401:21x86
Iissyspr.dll8.5.9600.1741552,22429-Oct-201401:43x86
Iisutil.dll8.5.9600.17415240,12829-Oct-201401:00x86
Nativerd.dll8.5.9600.17918389,63227-Jun-201501:24x86
Rsca.dll8.5.9600.1741529,18429-Oct-201401:48x86
Rscaext.dll8.5.9600.1741552,22429-Oct-201401:47x86
Uihelper.dll8.5.9600.17918150,52827-Jun-201501:59x86
W3ctrlps.dll8.5.9600.1741511,26429-Oct-201401:59x86
Wamregps.dll8.5.9600.1741511,26429-Oct-201401:49x86

Additional file information for Windows 8.1 and Windows Server 2012 R2

Additional files for all supported x86-based versions of Windows 8.1
File propertyValue
File nameX86_cef1962cf35b6a19eb92329c977c0c74_31bf3856ad364e35_6.3.9600.17919_none_a7b5f19e41499d7b.manifest
File versionNot applicable
File size707
Date (UTC)29-Jun-2015
Time (UTC)17:32
PlatformNot applicable
File nameX86_microsoft-windows-iis-sharedlibraries_31bf3856ad364e35_6.3.9600.17919_none_a5d9dccdd02eb031.manifest
File versionNot applicable
File size72,577
Date (UTC)29-Jun-2015
Time (UTC)17:35
PlatformNot applicable
Additional files for all supported x64-based versions of Windows 8.1 and Windows Server 2012 R2
File propertyValue
File nameAmd64_d7491519b71307b06c4150fc73b99963_31bf3856ad364e35_6.3.9600.17919_none_91770ecd938bfad0.manifest
File versionNot applicable
File size711
Date (UTC)29-Jun-2015
Time (UTC)17:32
PlatformNot applicable
File nameAmd64_d815b9525d4cef8722872ad14161c5bd_31bf3856ad364e35_6.3.9600.17919_none_e88fa64b8989f855.manifest
File versionNot applicable
File size711
Date (UTC)29-Jun-2015
Time (UTC)17:32
PlatformNot applicable
File nameAmd64_microsoft-windows-iis-sharedlibraries_31bf3856ad364e35_6.3.9600.17919_none_01f87851888c2167.manifest
File versionNot applicable
File size72,583
Date (UTC)29-Jun-2015
Time (UTC)17:32
PlatformNot applicable
File nameWow64_microsoft-windows-iis-sharedlibraries_31bf3856ad364e35_6.3.9600.17919_none_0c4d22a3bcece362.manifest
File versionNot applicable
File size63,176
Date (UTC)29-Jun-2015
Time (UTC)17:32
PlatformNot applicable
Status
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
References
Learn about the terminology that Microsoft uses to describe software updates.
Properties

Article ID: 3052480 - Last Review: 09/08/2015 16:29:00 - Revision: 4.0

Windows Server 2012 R2 Datacenter, Windows Server 2012 R2 Standard, Windows Server 2012 R2 Essentials, Windows Server 2012 R2 for Embedded Systems, Windows 8.1, Windows 8.1 Enterprise, Windows 8.1 Pro

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