Data Redundancy Error (CRC)

What is CRC-DATA-ERROR?

The CRC-DATA-ERROR error is categorized as a high-severity storage drive (SSD/HDD) issue that can significantly impact your PC's stability. The operating system encountered a Cyclic Redundancy Check error while reading from the file. The data is corrupted and cannot be read. When experiencing the Data Redundancy Error (CRC) fault, users often report sudden system crashes, unresponsive behavior, or a blue screen of death (BSOD). In most diagnostic scenarios, this problem is directly triggered by underlying hardware or software complications such as bad sectors on disk, defective sata cable and a surviving hard disk drive (hdd) or ssd. To permanently resolve the CRC-DATA-ERROR issue and prevent further system degradation, it is highly recommended to follow our step-by-step troubleshooting guide below, ensuring your storage drive (SSD/HDD) components are functioning correctly.

Common Causes

• Bad sectors on disk
• Defective SATA cable
• A surviving hard disk drive (HDD) or SSD

Step-by-Step Fix Guide

• 1
  Back up working data immediately (don't overwrite damaged ones)

  Applying the first fix (Back up working data immediately (don't overwrite damaged ones)) addresses the most common root cause of CRC-DATA-ERROR and restores baseline functionality.

• 2
  Replace the SATA/data cable

  If the problem persists, proceeding with the remaining steps ensures all edge cases related to storage instability are covered.

• 3
  Test the drive with the manufacturer's tool (eg SeaTools, WD Data Lifeguard)

Commands & Diagnostics