Cyclic redundancy check (CRC) is a data mapping technique used by a computer system to verify the effectiveness of data on storage media, i.e. hard disks and optical media such as CDs, DVDs, etc. W. Wesley Peterson invented it and CCITT later developed it. It oversees the coincidence of events with the raw data present in the archive.

The Cyclic Redundancy Check error usually occurs due to the following problems: corrupted hard drive, corrupted registry file, misconfigured files, unconnected hard drive and failed program installation. However, in addition to all these reasons, the failure of cyclic redundancy checking is a serious problem that must be solved to prevent the possibility of system failure and data loss.

Cyclic data redundancy check (CRC error)

Suppose you are working on your computer system and when you copy a file to your hard drive, you get the above error message on your computer screen. If the cyclic redundancy check error occurs, you can no longer access files and memory on your computer.

In this post, we will talk about what CRC is, and if you encounter such a problem on your computer screen, what you can do about it, and most importantly how to fix the problem.

What causes a cyclic error in the redundancy data?

The cyclic redundancy check is an error detection code used to manifest data. If you see this error, there is a problem with the files or the hard disk. This error can occur due to a file or hard disk problems or malfunctions. To resolve this error, try copying the file to another file. If you can’t copy the file, the problem is in your file, but if you can copy the file, the problem is in the disk. In addition to these factors, other causes of the problem include. For example, poor disk space, a corrupted registry, a cluttered hard drive, a failed software installation, and misconfigured files on the system.

When a cyclic redundancy check error appears on the computer screen, usually two different things can cause this problem. There is a problem with the file or a problem with the hard drive. In addition, the optical drives in a computer system can make copying files difficult.

How to fix cyclic redundancy in CMD?

If you have a problem related to data errors in your computer system, follow these simple steps to fix it:

Step 1. Open the Start menu and search for a command.

Step 2. Right-click on the command prompt and select Run as Administrator.

Step 3. Type chkdsk D:/f at the command prompt and press Enter.

Step 4. Make sure the D: matches the drive letter of your computer’s hard drive driver so you can run the check.

Step 5. You can also type chkdsk D: /f/r/x to find and fix errors on the designated drive.

Step 6. After completing the above procedure, wait for the scan to finish.

Step 7. When you are finished, type Exit on the command line to close the tab.

Step 8. Once the process is complete and the hard drive has been scanned and repaired, restart the computer system and see if the same problem persists.

Related topic – Recovering a stalled C drive: scanning and recovering in Windows 10


In this article, we have tried to explain what the cyclic backup check error is and what you can do to fix it if such a problem occurs on your computer system. We have also listed the possible causes of the CRC problem. If you have important data on the disk, we recommend that you restore it before fixing the problem.

We recommend you to check all the details above in our post and then start troubleshooting, because it is not fair to solve a problem without knowing it well.

We hope that we have guided you well with our message and that it has been helpful if you have problems with data errors or CRC. Thank you for reading.

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