How to Download and Fix hcwmsCP.ax?

Sometimes Windows system displays error messages regarding corrupted or missing hcwmsCP.ax 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 hcwmsCP.ax file can therefore effect in failed execution of the started process.

hcwmsCP.ax file Hauppauge CP KSProxy Extension. The file was developed by for use with software. Here you will find detailed information about the file and instructions how to proceed in the event of hcwmsCP.ax related errors on your device. You can also download hcwmsCP.ax file compatible with Windows Vista devices which will (most probably) allow you to solve the problem.

For Windows Compatible with: Windows Vista

File info

General information
Filename hcwmsCP.ax
File extension AX
Description Hauppauge CP KSProxy Extension
Program Hauppauge WinTV
Author Hauppauge Computer Works, Inc.
MIME type application/octet-stream
File type Dynamic link library
System Win32
Copyrights Copyright (C) 2003-2006 Hauppauge Computer Works, Inc.
Character set Windows, Latin1
Language cod English (U.S.)

There are various types of errors related to hcwmsCP.ax file. hcwmsCP.ax 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 hcwmsCP.ax file. If you encounter one listed below (or similar), please consider the following suggestions.

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



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


Problems related to hcwmsCP.ax 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 hcwmsCP.ax 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.

hcwmsCP.ax 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 hcwmsCP.ax 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 hcwmsCP.ax 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 hcwmsCP.ax 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 hcwmsCP.ax file. After an error related to%fileextension% file has been discovered, the program attempts to automatically replace the hcwmsCP.ax 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 hcwmsCP.ax 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 hcwmsCP.ax 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 hcwmsCP.ax file

The last solution is to manually download and replace hcwmsCP.ax 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 hcwmsCP.ax file.

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

  • Windows Vista: C:\Windows\System32\DriverStore\FileRepository\hcwpp264.inf_38beae8c\

If the steps did not solve your hcwmsCP.ax 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 hcwmsCP.ax
System Windows Vista
File size 98304 bytes
Date 2006-11-02
File details
MD5 e4f766250a15a21f8e3e2fa394cc8f99
SHA1 7d6b102ab1fc126dd61ce07280d925570917889d
SHA256 3d42259f3f6b2afaccc5caa8f5427818370c69afe7917bb7625256d11a79073d
CRC32 c64c0277
Example file location C:\Windows\System32\DriverStore\FileRepository\hcwpp264.inf_38beae8c\