aspnet_filter.dll Troubleshoot and Download

Sometimes Windows system displays error messages regarding corrupted or missing aspnet_filter.dll files. Situations like that can occur, for example, during a software installation process. Each software program requires certain resources, libraries, and source data to work properly. Corrupted or nonexistent aspnet_filter.dll file can therefore effect in failed execution of the started process.

aspnet_filter.dll file Dynamic Link Library. The file was developed by Microsoft for use with Windows software. Here you will find detailed information about the file and instructions how to proceed in the event of aspnet_filter.dll related errors on your device. You can also download aspnet_filter.dll file compatible with Windows 10, Windows 8.1, Windows 8, Windows 7, Windows 7, Windows Vista, Windows Vista devices which will (most probably) allow you to solve the problem.

For Windows Compatible with: Windows 10, Windows 8.1, Windows 8, Windows 7, Windows 7, Windows Vista, Windows Vista

File info

General information
Filename aspnet_filter.dll
File extension DLL
Type Dynamic Link Library
Description Dynamic Link Library
Program Windows 10
Software Windows
Author Microsoft
Software version 10
File size 35512
Oldest file 2009-04-11
Latest file 2017-03-18

There are various types of errors related to aspnet_filter.dll file. aspnet_filter.dll file may be located in wrong file directory on your device, may not be present in the system, or may be infected with malicious software and therefore not work correctly. Below is a list of most common error messages related to aspnet_filter.dll file. If you encounter one listed below (or similar), please consider the following suggestions.

  • aspnet_filter.dll is corrupted
  • aspnet_filter.dll cannot be located
  • Runtime Error - aspnet_filter.dll
  • aspnet_filter.dll file error
  • aspnet_filter.dll file cannot be loaded. Module was not found
  • cannot register aspnet_filter.dll file:
  • aspnet_filter.dll file could not be loaded
  • aspnet_filter.dll file doesn't exist



Application could not be started because aspnet_filter.dll file is missing. Reinstall the application to solve the problem.


Problems related to aspnet_filter.dll can be addressed in various ways. Some methods are meant only for advanced users. If you don't have confidence in your skills, we suggest consulting a specialist. Fixing aspnet_filter.dll file errors should be approached with utmost caution for any mistakes can result in unstable or unproperly working system. If you have the necassary skills, please proceed.

aspnet_filter.dll file errors can be caused by various factors, so its is beneficial to try to fix them using various methods.

Step 1: Scan your computer for any malicious software

Virus Scan

Windows files are commonly attacked by malicious software that prevents them from working properly. First step in addressing problems with aspnet_filter.dll file or any other Windows system files should be scanning the system for malicious software using an antivirus tool.

If by any chance you don't have any antivirus software installed on your system yet, you should do it immediately. Unprotected system is not only a source of file errors, but, more importantly, makes your system vulnerable to many dangers. If you don't know which antivirus tool to choose, consult this Wikipedia article – comparison of antivirus software.

Step 2: Update your system and drivers.

Windows Update

Installing relevant Microsoft Windows patches and updates may solve your problems related to aspnet_filter.dll file. Use dedicated Windows tool to perform the update.

  1. Go to the Windows "Start" menu
  2. Type "Windows Update" in the search field
  3. Choose the appropriate software program (name may vary depending on your system version)
  4. Check if your system is up to date. If any unapplied updates are listed, install them immediately.
  5. After the update has been done,restart your computer in order to complete the process.

Beside updating the system, it is recommended that you install latest device drivers, as drivers can influence proper working of aspnet_filter.dll or other system files. In order to do so, go to your computer or device producer's website where you will find information regarding latest driver updates.

Step 3: Use System File Checker (SFC) tool

System File Checker

System File Checker is a Microsoft Windows tool. As the name suggests, the tool is used for identyfing and addressing system file related errors, including those related to aspnet_filter.dll file. After an error related to%fileextension% file has been discovered, the program attempts to automatically replace the aspnet_filter.dll file with properly working version. To use the tool:

  1. Go to the Windows "Start" menu
  2. Type "cmd" in the search field
  3. Locate "Command Prompt" result – don't run it yet:
  4. Click the right mouse button and select "Run as Administrator" option
  5. Type "sfc /scannow" in console prompt to start the program and follow the instructions

Step 4: Restoring Windows system

Windows Recovery

Another approach is to restore system to previous state, before the aspnet_filter.dll file error occured. In order to restore your system, follow the instructions below

  1. Go to the Windows "Start" menu
  2. Type "System Restore" in the search field
  3. Start the system restore tool – it's name may differ depending on version of the system
  4. The application will guide you through the process – read the messages carefully
  5. After the process has finished, restart your computer.

If all the above-mentioned methods failed and the aspnet_filter.dll file problem has not been resolved, proceed to the next step. Remember that the following steps are intended only for advanced users.

Download and replace aspnet_filter.dll file

The last solution is to manually download and replace aspnet_filter.dll file in appropriate folder on the disk. Select file version compatible with your operating system and click the "Download" button. Next, go to your web browser's "Downloaded" folder and copy the downloaded aspnet_filter.dll file.

Go to the folder where the file should be located and paste the downloaded file. Below is the list of aspnet_filter.dll file example directory paths.

  • Windows 10: C:\Windows\Microsoft.NET\Framework\v4.0.30319\
  • Windows 8.1: C:\Windows\Microsoft.NET\Framework\v4.0.30319\
  • Windows 8: 1: C:\Windows\Microsoft.NET\Framework\v4.0.30319\
  • Windows 7: C:\Windows\Microsoft.NET\Framework\v2.0.50727\
  • Windows 7: C:\Windows\Microsoft.NET\Framework\v2.0.50727\
  • Windows Vista: ---
  • Windows Vista: ---

If the steps did not solve your aspnet_filter.dll file problem, you should consult a professional. A probability exists that the error(s) might be device-related and therefore should be resolved at the hardware level. A fresh operating system installation might be necessary – a faulty system installation process can result in data loss.

File versions list

Filename aspnet_filter.dll
System Windows 10
File size 35512 bytes
Date -0001-11-30
File details
MD5 fb061d4bcaf245bef12358a26b56212e
SHA1 d1a45deb4ec2c6992a36480f26bd4fff6d72870d
SHA256 59a1893506199d657c50ddf73a7817e6f1d9a650bc3f848b35230bab468fdd38
CRC32 833fe7f9
Example file location C:\Windows\Microsoft.NET\Framework\v4.0.30319\
Filename aspnet_filter.dll
System Windows 8.1
File size 34400 bytes
Date -0001-11-30
File details
MD5 d9f16dbabc4fe9a94bcd0468ed43c061
SHA1 d6c74a5932670a98cf7afc55883bc44d35ce735a
SHA256 1f72630f00e39d8b65408ba1f5b13dae48ea2935048b2f9a04b5d95dcf3465d2
CRC32 e744cb02
Example file location C:\Windows\Microsoft.NET\Framework\v4.0.30319\
Filename aspnet_filter.dll
System Windows 8
File size 34240 bytes
Date -0001-11-30
File details
MD5 ae08528e37b4d0870a81a77461b2d57f
SHA1 f376614de4a737a8be6700233f1063c0bcfb2d47
SHA256 7464e4f63731b6416decf75adfdbcc2e4142aaa62c0305b93f8866581102c725
CRC32 3cb7ac11
Example file location 1: C:\Windows\Microsoft.NET\Framework\v4.0.30319\
Filename aspnet_filter.dll
System Windows 7
File size 18776 bytes
Date -0001-11-30
File details
MD5 01c51d0ec0094cb158b45f66eb9335ac
SHA1 5975374b5afc96af49a60ad407f1ab9d8a486d5e
SHA256 1212ecd9e17ede46140fd17642bb17c9b5a4c47db2170d1bd3b6840b574f0841
CRC32 2c5a9f43
Example file location C:\Windows\Microsoft.NET\Framework\v2.0.50727\
Filename aspnet_filter.dll
System Windows 7
File size 21832 bytes
Date -0001-11-30
File details
MD5 f555fcb3a4f218ec2ac6d37cc9d1024f
SHA1 5ddcbc6fc3f9244da2acffd051b98ed0f9fd8371
SHA256 d4cde505f01872e3108ef77d5117a0b91beac5babfb57a6e6514e56a02059fb9
CRC32 d41283a3
Example file location C:\Windows\Microsoft.NET\Framework\v2.0.50727\
Filename aspnet_filter.dll
System Windows Vista
File size 18760 bytes
Date -0001-11-30
File details
MD5 3b1bf9ed1dd6023fd624934d4fd8bd0d
SHA1 54cd59bbcac94fac8c345b9aaead0495f1b54a01
SHA256 63ed777b72dad1ff8c71f4a41e05eb794830ba0e895c5f3479ce18dea02fc963
CRC32 6b5c9af0
Example file location ---
Filename aspnet_filter.dll
System Windows Vista
File size 21832 bytes
Date -0001-11-30
File details
MD5 f474e314a81d61978433cf0095175aae
SHA1 9aea842f2a03dcb3c83a6e39da9ee2f4d0085ee2
SHA256 852b3f1ad742ff9dd715d6cba91988d12c22e6372ee9a6df86441f1b7a6e02f0
CRC32 46168c84
Example file location ---