aspnet_isapi.dll

File Name: aspnet_isapi.dll
Bit: 32
Latest version: 2.0.50727.4927
Size: 13.8 kb
Language: U.S. English
Description: Microsoft ASP.NET ISAPI Shim DLL
Company: Microsoft Corporation

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Download aspnet_isapi.dll file for Windows 7, Windows 8, Windows 10 and fix aspnet_isapi.dll is missing or not found dll error. The latest version of aspnet_isapi.dll file is v2.0.50727.4927 which is a 32 with a file size of approximately 13.8 kb. Microsoft Corporation is the developer of aspnet_isapi.dll and the file belongs to Microsoft ASP.NET ISAPI Shim DLL.

What is aspnet_isapi.dll ?

DLL stands for Dynamic Link Library. aspnet_isapi.dll is a file that contains code, resources and data that other programs can use. Thus, Dlls provide a way to modularize applications so that their functionality can be updated and reused by other applications. Dll's also help to reduce application size and memory footprint since many applications can share the same code contained in a single Dll file such as aspnet_isapi.dll.

How to fix aspnet_isapi.dll error?

If you are here because your seeing aspnet_isapi.dll errors in your Windows such as :

  • aspnet_isapi.dll not found
  • aspnet_isapi.dll is missing
  • Failed to load aspnet_isapi.dll
  • or any other similar dll error

There are number of ways to fix aspnet_isapi.dll errors. Below you will find 2 such ways:

How to install aspnet_isapi.dll file?

Where do I put aspnet_isapi.dll file? Download aspnet_isapi.dll and copy it to the application’s installation folder.

Make sure to download aspnet_isapi.dll 32-bit file for 32-bit Windows operating system and aspnet_isapi.dll 64-bit file for 64-bit Windows operating system if they are available. Most new Windows systems would probably be a 64-bit one. You can check to see if your computer is running a 32-bit or a 64-bit version of Windows by doing:

Windows 10 and Windows 8.1
  • Select the Start button, then select Settings > System > About.
  • At the right, under Device specifications, see System type.
Windows 7
  • Select the Start button , right-click Computer, and then select Properties.
  • Under System, see the system type.

After you are done with above installation instructions, try restarting the application throwing aspnet_isapi.dll is missing error.

If that doesn’t fix the error, copy the aspnet_isapi.dll to the systems directory. This can vary between Windows OS versions. Check out the systems directory path for different Windows versions below:

  • C:\Windows\System (For Windows 95, 98, Me)
  • C:\WINNT\System32 (For Windows NT/2000)
  • C:\Windows\System32 (For Windows 7, Windows 8, Windows 10)

Restart your Windows and see if the error is fixed.

How to register aspnet_isapi.dll file?

If the error persists, try to register the aspnet_isapi.dll in Windows registry. This can be done by using the “REGSVR32” command prompt and giving the dll file aspnet_isapi.dll.

  • Windows > Click Start > Run
  • REGSVR32 aspnet_isapi.dll

Make sure you run the command as administrator from the Run Box.

Once you are done registering the aspnet_isapi.dll in the Windows system’s registry, you should be good to go. Restart your Windows once again and aspnet_isapi.dll missing error should be fix.

Clicking on 'Download aspnet_isapi.dll' button below will take you to the download page where you will see list of aspnet_isapi.dll versions with bit, file size and other details of of the file. It is recommended to download the latest version of aspnet_isapi.dll to fix dll errors which is v2.0.50727.4927.

Download aspnet_isapi.dll