You install the module for ISAPI filters on a computer that is running Internet Information Services [IIS] 7.5.
- You add an ISAPI filter to a website that is hosted on the computer.
- The SF_NOTIFY_SEND_RAW_DATA notification is registered in the ISAPI filter.
For example, the ISAPI filter contains the following code:
________0
- The website has a file that is larger than 256 megabytes [MB].
- You try to download this file from the website.
In this scenario, you receive the following error message:
HTTP/1.1 500 Internal Server Error\r\n Content-Length: \r\n Content-Type: application/octet-stream\r\n Last-Modified: GMT\r\n Accept-Ranges: bytes\r\n ETag: "f61017e15eafca1:0"\r\n Server: Microsoft-IIS/7.5\r\n X-Powered-By: ASP.NET\r\n Date: \r\n \r\n Entity Body: all MB file being pushed back to client even 500 status had been sent.
Cause
This issue occurs because of an error in the IIS Filter.dll file.
Resolution
Hotfix information
A supported hotfix is available from Microsoft. However, this hotfix is intended to correct only the problem that 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, visit the following Microsoft website:
Prerequisites
To apply this hotfix, you must have the module for ISAPI filters of IIS 7.5 installed on a computer that is running one of the following operating systems:
- Windows 7
- Windows 7 Service Pack 1 [SP1]
- Windows Server 2008 R2
- Windows Server 2008 R2 SP1
- Windows Vista Service Pack 2 [SP2]
- Windows Server 2008 SP2
Note For more information about how to install the module for ISAPI Filters, visit the following Microsoft website:
How to install the module for ISAPI filters
Restart requirement
You must 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 has the file attributes [or later file attributes] that are listed in the following table. The dates and times for these files are listed in Coordinated Universal Time [UTC]. When you view the file information, it is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time item in Control Panel.
For all supported x86-based versions of Windows 7
File name
File version
File size
Date
Time
Platform
Filter.dll
7.5.7600.20919
55,808
09-Mar-2011
05:50
x86
Filter.dll
7.5.7601.21678
55,808
09-Mar-2011
05:27
x86
For all supported x64-based versions of Windows 7 and of Windows Server 2008 R2
File name
File version
File size
Date
Time
Platform
Filter.dll
7.5.7600.20919
73,728
09-Mar-2011
06:22
x64
Filter.dll
7.5.7601.21678
73,728
09-Mar-2011
06:13
x64
Filter.dll
7.5.7600.20919
55,808
09-Mar-2011
05:50
x86
Filter.dll
7.5.7601.21678
55,808
09-Mar-2011
05:27
x86
For all supported IA-64-based versions of Windows 7 and of Windows Server 2008
File name
File version
File size
Date
Time
Platform
Filter.dll
7.5.7600.20919
155,648
09-Mar-2011
05:14
IA-64
Filter.dll
7.5.7601.21678
155,648
09-Mar-2011
05:09
IA-64
Filter.dll
7.5.7600.20919
55,808
09-Mar-2011
05:50
x86
Filter.dll
7.5.7601.21678
55,808
09-Mar-2011
05:27
x86
For all supported x86-based versions of Windows Vista
File name
File version
File size
Date
Time
Platform
Filter.dll
7.0.6002.23302
54,784
13-Jan-2014
08:50
x86
For all supported x64-based versions of Windows Vista and of Windows Server 2008
File name
File version
File size
Date
Time
Platform
Filter.dll
7.0.6002.23302
72,704
13-Jan-2014
09:54
x64
Filter.dll
7.0.6002.23302
54,784
13-Jan-2014
08:50
x86
For all supported IA-64-based versions of Windows Vista and of Windows Server 2008
File name
File version
File size
Date
Time
Platform
Filter.dll
7.0.6002.23302
152,576
13-Jan-2014
07:12
IA-64
Filter.dll
7.0.6002.23302
54,784
13-Jan-2014
08:50
x86
Status
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
References
For more information about ISAPI filter notifications, visit the following MSDN website:
General information about ISAPI filter notifications
More Information
Additional file information
Additional files for all supported x86-based versions of Windows 7
File name
Update.mum
File version
Not Applicable
File size
2,684
Date [UTC]
10-Mar-2011
Time [UTC]
01:05
Platform
Not Applicable
File name
X86_170b75a5533c0e4163baf479b6d06623_31bf3856ad364e35_6.1.7600.20919_none_109802ab03bd3ba1.manifest
File version
Not Applicable
File size
711
Date [UTC]
10-Mar-2011
Time [UTC]
01:05
Platform
Not Applicable
File name
X86_706b98cbda356cda373bec6912d15246_31bf3856ad364e35_6.1.7601.21678_none_c281dc365d4c709d.manifest
File version
Not Applicable
File size
711
Date [UTC]
10-Mar-2011
Time [UTC]
01:05
Platform
Not Applicable
File name
X86_microsoft-windows-i..isapifilterbinaries_31bf3856ad364e35_6.1.7600.20919_none_6d48d6b6b351f5d6.manifest
File version
Not Applicable
File size
3,299
Date [UTC]
09-Mar-2011
Time [UTC]
06:16
Platform
Not Applicable
File name
X86_microsoft-windows-i..isapifilterbinaries_31bf3856ad364e35_6.1.7601.21678_none_6eed5204b0a9f2ea.manifest
File version
Not Applicable
File size
3,299
Date [UTC]
09-Mar-2011
Time [UTC]
05:58
Platform
Not Applicable
Additional files for all supported x64-based versions of Windows 7 and of Windows Server 2008
File name
Amd64_25db803d5d9fd7ce8dcf477d25a552a3_31bf3856ad364e35_6.1.7600.20919_none_6bc7d3a6caf49366.manifest
File version
Not Applicable
File size
1,072
Date [UTC]
10-Mar-2011
Time [UTC]
01:05
Platform
Not Applicable
File name
Amd64_c0e4ca0e6bccc5f6fe456d17605d4f99_31bf3856ad364e35_6.1.7601.21678_none_9afd9d202523fb22.manifest
File version
Not Applicable
File size
1,072
Date [UTC]
10-Mar-2011
Time [UTC]
01:05
Platform
Not Applicable
File name
Amd64_microsoft-windows-i..isapifilterbinaries_31bf3856ad364e35_6.1.7600.20919_none_c967723a6baf670c.manifest
File version
Not Applicable
File size
3,305
Date [UTC]
09-Mar-2011
Time [UTC]
07:23
Platform
Not Applicable
File name
Amd64_microsoft-windows-i..isapifilterbinaries_31bf3856ad364e35_6.1.7601.21678_none_cb0bed8869076420.manifest
File version
Not Applicable
File size
3,305
Date [UTC]
09-Mar-2011
Time [UTC]
06:50
Platform
Not Applicable
File name
Update.mum
File version
Not Applicable
File size
3,120
Date [UTC]
10-Mar-2011
Time [UTC]
01:05
Platform
Not Applicable
File name
Wow64_microsoft-windows-i..isapifilterbinaries_31bf3856ad364e35_6.1.7600.20919_none_d3bc1c8ca0102907.manifest
File version
Not Applicable
File size
2,984
Date [UTC]
09-Mar-2011
Time [UTC]
06:08
Platform
Not Applicable
File name
Wow64_microsoft-windows-i..isapifilterbinaries_31bf3856ad364e35_6.1.7601.21678_none_d56097da9d68261b.manifest
File version
Not Applicable
File size
2,984
Date [UTC]
09-Mar-2011
Time [UTC]
05:49
Platform
Not Applicable
Additional files for all supported IA-64-based versions of Windows 7 and of Windows Server 2008
File name
Ia64_114a369cb73327a046e855d396428ecd_31bf3856ad364e35_6.1.7600.20919_none_d3d795b45abb92de.manifest
File version
Not Applicable
File size
1,070
Date [UTC]
10-Mar-2011
Time [UTC]
01:05
Platform
Not Applicable
File name
Ia64_e5692c9bab663abd2420cf132c917c65_31bf3856ad364e35_6.1.7601.21678_none_e7127781d41b48cb.manifest
File version
Not Applicable
File size
1,070
Date [UTC]
10-Mar-2011
Time [UTC]
01:05
Platform
Not Applicable
File name
Ia64_microsoft-windows-i..isapifilterbinaries_31bf3856ad364e35_6.1.7600.20919_none_6d4a7aacb34ffed2.manifest
File version
Not Applicable
File size
3,302
Date [UTC]
09-Mar-2011
Time [UTC]
07:13
Platform
Not Applicable
File name
Ia64_microsoft-windows-i..isapifilterbinaries_31bf3856ad364e35_6.1.7601.21678_none_6eeef5fab0a7fbe6.manifest
File version
Not Applicable
File size
3,302
Date [UTC]
09-Mar-2011
Time [UTC]
06:41
Platform
Not Applicable
File name
Update.mum
File version
Not Applicable
File size
2,347
Date [UTC]
10-Mar-2011
Time [UTC]
01:05
Platform
Not Applicable
File name
Wow64_microsoft-windows-i..isapifilterbinaries_31bf3856ad364e35_6.1.7600.20919_none_d3bc1c8ca0102907.manifest
File version
Not Applicable
File size
2,984
Date [UTC]
09-Mar-2011
Time [UTC]
06:08
Platform
Not Applicable
File name
Wow64_microsoft-windows-i..isapifilterbinaries_31bf3856ad364e35_6.1.7601.21678_none_d56097da9d68261b.manifest
File version
Not Applicable
File size
2,984
Date [UTC]
09-Mar-2011
Time [UTC]
05:49
Platform
Not Applicable
Additional files for all supported x86-based versions of Windows Vista
File name
Update.mum
File version
Not Applicable
File size
3,038
Date [UTC]
13-Jan-2014
Time [UTC]
20:19
Platform
Not Applicable
File name
X86_41a3fde56097923291d10b257dae2af5_31bf3856ad364e35_6.0.6002.23302_none_da97077f51d69b37.manifest
File version
Not Applicable
File size
703
Date [UTC]
13-Jan-2014
Time [UTC]
20:19
Platform
Not Applicable
File name
X86_microsoft-windows-iis-isapifilter_31bf3856ad364e35_6.0.6002.23302_none_560d0a511efd2e2e.manifest
File version
Not Applicable
File size
5,044
Date [UTC]
13-Jan-2014
Time [UTC]
09:37
Platform
Not Applicable
Additional files for all supported x64-based versions of Windows Vista and of Windows Server 2008
File name
Amd64_159ed15449994d2e8d47b827f1a2af47_31bf3856ad364e35_6.0.6002.23302_none_7999579918c45e53.manifest
File version
Not Applicable
File size
1,056
Date [UTC]
13-Jan-2014
Time [UTC]
20:19
Platform
Not Applicable
File name
Amd64_microsoft-windows-iis-isapifilter_31bf3856ad364e35_6.0.6002.23302_none_b22ba5d4d75a9f64.manifest
File version
Not Applicable
File size
5,054
Date [UTC]
13-Jan-2014
Time [UTC]
10:50
Platform
Not Applicable
File name
Update.mum
File version
Not Applicable
File size
3,062
Date [UTC]
13-Jan-2014
Time [UTC]
20:19
Platform
Not Applicable
File name
Wow64_microsoft-windows-iis-isapifilter_31bf3856ad364e35_6.0.6002.23302_none_bc8050270bbb615f.manifest
File version
Not Applicable
File size
3,537
Date [UTC]
13-Jan-2014
Time [UTC]
09:32
Platform
Not Applicable
Additional files for all supported IA-64-based versions of Windows Vista and of Windows Server 2008
File name
Ia64_b0b2dc7035867344b7d54607a1bb46f4_31bf3856ad364e35_6.0.6002.23302_none_3742c9e019dc1950.manifest
File version
Not Applicable
File size
1,054
Date [UTC]
13-Jan-2014
Time [UTC]
20:19
Platform
Not Applicable
File name
Ia64_microsoft-windows-iis-isapifilter_31bf3856ad364e35_6.0.6002.23302_none_560eae471efb372a.manifest
File version
Not Applicable
File size
5,049
Date [UTC]
13-Jan-2014
Time [UTC]
08:18
Platform
Not Applicable
File name
Update.mum
File version
Not Applicable
File size
1,581
Date [UTC]
13-Jan-2014
Time [UTC]
20:19
Platform
Not Applicable
File name
Wow64_microsoft-windows-iis-isapifilter_31bf3856ad364e35_6.0.6002.23302_none_bc8050270bbb615f.manifest
File version
Not Applicable
File size
3,537
Date [UTC]
13-Jan-2014
Time [UTC]
09:32
Platform
Not Applicable
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