Sometimes Windows system displays error messages regarding corrupted or missing EP0NCAUV.CMB 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 EP0NCAUV.CMB file can therefore effect in failed execution of the started process.

EP0NCAUV.CMB file Chromeleon Backup Archive. 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 EP0NCAUV.CMB related errors on your device. You can also download EP0NCAUV.CMB 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
File extension CMB
Type Data
Description Chromeleon Backup Archive
Program Windows Vista
Software Windows
Author Microsoft
Software version Vista
File size 19612
Oldest file 2006-09-18
Latest file 2006-09-18

There are various types of errors related to EP0NCAUV.CMB file. EP0NCAUV.CMB 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 EP0NCAUV.CMB file. If you encounter one listed below (or similar), please consider the following suggestions.

  • EP0NCAUV.CMB is corrupted
  • EP0NCAUV.CMB cannot be located
  • Runtime Error - EP0NCAUV.CMB
  • EP0NCAUV.CMB file error
  • EP0NCAUV.CMB file cannot be loaded. Module was not found
  • cannot register EP0NCAUV.CMB file:
  • EP0NCAUV.CMB file could not be loaded
  • EP0NCAUV.CMB file doesn't exist



Application could not be started because EP0NCAUV.CMB file is missing. Reinstall the application to solve the problem.


Problems related to EP0NCAUV.CMB 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 EP0NCAUV.CMB 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.

EP0NCAUV.CMB 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 EP0NCAUV.CMB 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 EP0NCAUV.CMB 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 EP0NCAUV.CMB 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 EP0NCAUV.CMB file. After an error related to%fileextension% file has been discovered, the program attempts to automatically replace the EP0NCAUV.CMB 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 EP0NCAUV.CMB 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 EP0NCAUV.CMB 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 EP0NCAUV.CMB file

The last solution is to manually download and replace EP0NCAUV.CMB 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 EP0NCAUV.CMB file.

Go to the folder where the file should be located and paste the downloaded file. Below is the list of EP0NCAUV.CMB file example directory paths.

  • Windows Vista: C:\Windows\System32\DriverStore\FileRepository\prnep001.inf_22b38952\Amd64\

If the steps did not solve your EP0NCAUV.CMB 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

System Windows Vista
File size 19612 bytes
Date 2006-09-18
File details
MD5 591d101cb21709b99aff7c95dfa19db4
SHA1 e92e7ddd371c9c6660ada0571b7bcc1083b3f5ca
SHA256 207f50c5a22eac45143dc331469d214ed8550efeba733ad38a4bbf31c102c703
CRC32 e7088af0
Example file location C:\Windows\System32\DriverStore\FileRepository\prnep001.inf_22b38952\Amd64\