How to Restore .CDM Files Lost After a System Crash on Your Mac

Have files been deleted due to a user’s error or software error? Have you formatted a disk by accident and need to know how to recover the files? Read our .CDM file recovery guide for Windows, MacOS, Android and IOS in 2024.

How to Restore .CDM Files Lost After a System Crash on Your Mac
Data Recovery Tool

What is a .CDM file?

Disk image created by NTI CD-Maker (now NTI Media Maker), a program used for burning and copying CDs; referred to by the software as a "Virtual CD-Image," which stores the data necessary for burning a disc.

What Are Common Causes of ".CDM" Files Lost or Failure?

There are several common causes of ".CDM" (Cisco Device Manager) files lost or failure. Some of these causes include:

  1. Accidental deletion: Users may accidentally delete the ".CDM" files while organizing or cleaning up their storage devices.
  2. File system corruption: If the file system of the storage device where the ".CDM" files are stored gets corrupted, it can lead to the loss or failure of these files.
  3. Hardware failure: Malfunctioning or damaged hardware components, such as hard drives or memory cards, can result in the loss or failure of ".CDM" files.
  4. Software issues: Errors or bugs in the software used to manage the ".CDM" files can cause them to become inaccessible or corrupted.
  5. Virus or malware attacks: If the storage device containing the ".CDM" files gets infected by a virus or malware, it can lead to data loss or corruption, including the ".CDM" files.
  6. Power outages or system crashes: Sudden power outages or system crashes while working with ".CDM" files can cause them to become lost or corrupted.
  7. Improper handling or storage: Mishandling or improper storage of the storage devices containing the ".CDM" files can result in physical damage, leading to data loss.
  8. Human error: Mistakes made by users, such as accidental formatting of storage devices or improper file transfers, can lead to the loss or failure of ".CDM" files.

It is important to regularly back up ".CDM" files to prevent data loss and to use reliable storage devices and software to minimize the risk of failure or corruption.

How to recover lost ".CDM" files?

Sometimes while working with a computer, laptop or other stationary or mobile devices, you may encounter various bugs, freezes, hardware or software failures, even in spite of regular updates and junk cleaning. As a result, an important ".CDM" file may be deleted.

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🧺 How to Recover Files and Folders After Sending Them to the Recycle Bin and Deleting? (Windows 11)

🧺 How to Recover Files and Folders After Sending Them to the Recycle Bin and Deleting? (Windows 11)

By no means should you think that the only way to recover a ".CDM" file is always to create it once more.

Use programs for recovering ".CDM" files if a file was lost after accidental or deliberate deleting, formatting the memory card or the internal storage, cleaning the storage device, after a virus attack or a system failure.

Programs to recover ".CDM" files

Looking for a way to get files back? In cases when files were deleted and they cannot be restored by using standard operating system tools, use Hetman Partition Recovery.

Partition Recovery™ 4.9
The tool recovers data from any devices, regardless of the cause of data loss.
Download

Follow the directions below:

  1. Download Hetman Partition Recovery, install and start the program.

  2. The program will automatically scan the computer and display all hard disks and removable drives connected to it, as well as physical and local disks.

    File Recovery Software

  3. Double-click on the disk from which you need to recover ".CDM" files, and select analysis type.

    Hetman Partition Recovery - Analysis Type

  4. When the scanning is over, you will be shown the files for recovery.

    Hetman Partition Recovery - Files that Can be Restored

  5. To find a file you need, use the program’s interface to open the folder it was deleted from, or go to the folder "Content-Aware Analysis" and select the required file type.

    Hetman Partition Recovery - Deep Scan

  6. Select the files you have been looking for and click "Recovery".

    File Recovery Software - Files List for Recovery

  7. Choose one of the methods for saving the files and recover them.

    Saving recovered files in Hetman Partition Recovery

How to open file with ".CDM" extension?

Looking for how to open a stereo nTI CD-Maker Image image file file?

Programs that open ".CDM" files

Windows
NTI Media Maker Express NTI Media Maker Express

Additional Information

  • File type: NTI CD-Maker Image

  • File extension: .CDM

  • Developer: NTI

  • Category: Disk Image Files

  • Format: Binary

  • HEX: 0E 4E 54 49 5F 43 44 4C 41 59 4F 55 54 56

  • ASCII: NTI_CDLAYOUTV

  • File types that use the extension .CDM:

    • NTI CD-Maker Image

    • Conceptual Data Model File

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Comments (1)

  • Hetman Software: Data Recovery
    Hetman Software: Data Recovery 18.12.2019 16:17 #
    Leave a comment if you have any questions about Recovering lost .CDM files after deleting, cleaning or formatting!
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Vladimir Artiukh

Author: Vladimir Artiukh, Technical Writer

Vladimir Artiukh is a technical writer for Hetman Software, as well as the voice and face of their English-speaking YouTube channel, Hetman Software: Data Recovery for Windows. He handles tutorials, how-tos, and detailed reviews on how the company’s tools work with all kinds of data storage devices.

Oleg Afonin

Editor: Oleg Afonin, Technical Writer

Oleg Afonin is an expert in mobile forensics, data recovery and computer systems. He often attends large data security conferences, and writes several blogs for such resources as xaker.ru, Elcomsoft and Habr. In addition to his online activities, Oleg’s articles are also published in professional magazines. Also, Oleg Afonin is the co-author of a well-known book, Mobile Forensics - Advanced Investigative Strategies.

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Questions and answers

  • What are some common reasons for encountering problems when trying to open .CDM files?

    There can be several reasons for encountering problems when trying to open .CDM files. Some common reasons include:

    1. Incompatible software: If you do not have the appropriate software installed to open .CDM files, you may encounter problems. Ensure that you have the necessary software or application that supports .CDM files.
    2. File corruption: If the .CDM file is corrupted or damaged, it may not open properly. This can happen due to various reasons such as incomplete downloads, file transfer errors, or storage issues.
    3. Incorrect file extension: Sometimes, the file extension may be incorrect or renamed, leading to problems when trying to open the file. Make sure the file extension is .CDM and hasn't been changed or mislabeled.
    4. Outdated software version: If you are using an outdated version of the software that supports .CDM files, it may not be compatible with the file format. Update your software to the latest version to ensure compatibility.
    5. Lack of associated program: If there is no associated program set to open .CDM files on your computer, the operating system may not know how to handle the file. Assigning the appropriate program to open .CDM files can resolve this issue.
    6. Security settings or antivirus software: Sometimes, security settings or antivirus software may block the opening of certain file types, including .CDM files. Temporarily disabling the security software or adjusting the settings can help resolve the problem.
    7. Insufficient system resources: If your computer does not have enough memory or processing power, it may struggle to open large or complex .CDM files. Closing unnecessary programs or upgrading your hardware can help overcome this issue.

    If you continue to encounter problems opening .CDM files, it may be helpful to consult the software's documentation or contact the software developer for further assistance.

  • Are there any specific troubleshooting steps or solutions that can help resolve issues with opening .CDM files?

    If you're experiencing issues with opening .CDM files, you can try the following troubleshooting steps and solutions:

    1. Verify the file extension: Ensure that the file extension is indeed .CDM and not a similar-sounding extension like .CDR or .CDX. Double-check the file extension to confirm its accuracy.
    2. Use the correct software: .CDM files are commonly associated with the CorelDRAW program. Make sure you have the appropriate version of CorelDRAW installed on your computer. If you don't have the software, you may need to obtain it to open the .CDM file.
    3. Update CorelDRAW: Ensure that you have the latest version of CorelDRAW installed. Outdated software versions may lack compatibility with certain file formats, potentially causing issues when opening .CDM files. Updating the software can resolve such problems.
    4. File corruption: If the .CDM file is corrupted, you may encounter difficulties opening it. Try obtaining a fresh copy of the file from the original source or sender to ensure it is not damaged.
    5. Convert the file: If you're unable to open the .CDM file directly, you can try converting it to a different format that is compatible with your software. CorelDRAW allows you to export files in various formats, so convert the .CDM file to a more widely supported format like .EPS or .AI, and then attempt to open it.
    6. Alternative software: If CorelDRAW does not work for opening the .CDM file, you can try using other graphics editing software that supports the .CDM format. Some examples of alternative software include Adobe Illustrator, Inkscape, or Xara Designer Pro.
    7. Seek professional help: If none of the above steps work, and the .CDM file contains important data, you may want to consult a professional or contact CorelDRAW's customer support for further assistance. They might be able to provide specific guidance or solutions tailored to your situation.

    Remember to always exercise caution when opening files from unknown or untrusted sources, as they could potentially contain malware or other security risks.

  • Are there any alternative methods or software programs that can be used to open .CDM files if the default program is not working properly?

    Yes, there are alternative methods and software programs that can be used to open .CDM files if the default program is not working properly. Here are a few options:

    1. Try using a different file viewer or editor: Sometimes, the default program may not be able to handle certain file types properly. You can try using alternative software programs like Adobe Acrobat, Foxit Reader, or Sumatra PDF to open .CDM files.
    2. Use a universal file viewer: Universal file viewers like File Viewer Plus or Free File Viewer can open a wide range of file formats, including .CDM files. These programs can handle various file types and may provide a more reliable way to open .CDM files.
    3. Convert the .CDM file to a different format: If you're unable to open the .CDM file directly, you can try converting it to a different format that is supported by your default program or other software. Online file conversion tools or dedicated file conversion software can help with this.
    4. Contact the software developer: If you're encountering consistent issues with the default program, it may be worth reaching out to the software developer for support. They may be able to provide specific troubleshooting steps or updates to fix the problem.

    Remember to exercise caution when downloading and installing software from the internet. Ensure that you only download programs from trusted sources to avoid any potential security risks.
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