How to Repair Corrupt PST File after CRC Error?

“Hi all, I need a solution for my problem. Yesterday while copying PST file from local computer to external hard drive I got an error message like “Cannot copy. Data error (Cyclic redundancy check)” How can I resolve this problem? Any suggestion would be appreciated greatly."

Sometimes typical issues occur in the Outlook Data file thus, you come across errors while opening Outlook, accessing data files (PST or OST) or working with emails.

Now, let’s look at the PST file CRC error- what it is, what are the reasons behind CRC error in Outlook and how to fix CRC error in PST, in detail.

What is Outlook CRC Error?

Well, the above error message “Data error. Cyclic redundancy check” displays when there is any bad spot on your hard drive. The fact that you are getting this CRC error while trying to copy a file (PST) indicates that the bad spot may be within the file storage space.

Also, any sort of malfunction in your Outlook app can result in CRC (Cyclic Redundancy Check) error that bangs out of the blue. Sometimes when you download emails using Microsoft Outlook application then this error emerges on the Outlook screen. This indicates that the PST file is corrupted or broken. PST file inaccessibility is the sign of this critical corruption case.

What are the Causes of CRC Error in Outlook?

Some of the major grounds for the appearance of CRC error in Outlook are,

  • Sharing the PST file on a network or after upgrading the Outlook version
  • PST file becomes inaccessible when it is infected with harmful viruses
  • Abrupt termination of Outlook due to power fluctuation or sudden system shutdown while you are working on it
  • Bad sectors on hard drive is another cause for CRC errors
  • If your computer crashes while Outlook was running or even worse while writing data to your PST file
  • Incomplete download of emails can result in Outlook corruption issues in the form of CRC error

How to Fix CRC Error in PST File?

Here is a step-by-step procedure to fix CRC error in Outlook PST manually.

Step 1: Close Outlook and all other running programs/opened windows.

Step 2: Go to Start, type cmd. Right-click on Command Prompt app, select Run as administrator and proceed.

Step 3: Type cd/ -> Enter. Next type, chkdsk D: /r and hit Enter button (Replace D with the drive letter where your Outlook and its data is present).

Step 4: Press N and hit Enter key if you see the message "chkdsk cannot run because the volume is in use by another process. Chkdsk may run if this volume is dismounted first. Would you like to force a dismount on this volume? (Y/N)”

Step 5: Press Y, click on Enter button, and restart your system, when “Chkdsk cannot run because the volume is in use by another process. Would you like to schedule this volume to be checked the next time the system restarts? (Y/N)”

This method repair errors and scan for bad sectors on the selected volume. Hence, fixes CRC error in PST file. If this doesn’t help in solving CRC error, then try running Inbox Repair tool (don’t forget to back up your PST file before repairing it).

What If ScanPST.Exe Fails?

Inbox Repair Tool is an inbuilt tool to repair Outlook errors but, unfortunately, this tool fails to work or refuse to open when the PST file is severely corrupted and pops up some obdurate error messages like cyclic redundancy check.

Therefore, to overcome this problem, you have to make use of good repair software to solve this CRC error in PST file without damaging the source file. However, if you find yourself in a situation where you cannot solve this CRC error, get Yodot Outlook PST Repair software installed, and fix the issue in a matter of minutes.

Why Yodot to Fix CRC Error in Outlook PST File?

Yodot Outlook PST Repair is an ideal tool that can solve out any kind of error or corruptions including CRC error occurred with the PST files. This is one kind of PST fixer where the data will be deeply scanned and repaired healthily by fixing the index errors and solving other issues with PST file. This software automatically finds the damaged part of the PST file and repairs it. It resolves the Outlook problems and fixes CRC error in PST file. After scanning and repairing, the restored PST file contents can be stored in the desired location accessible to the host OS.

This robust program supports all Outlook versions including the latest edition- Outlook 2016. And, you can successfully run this simple-yet-effective software on any version of Windows-operated computers. Along with free trial version, this excellent Outlook repair utility offers an outstanding technical guidance where you will get apt answers for all your technical as well non-tech queries (regarding the tool). So, solving the CRC error in PST file is no more a difficult job now with Yodot. Give it a try!

Steps to Repair Outlook CRC Error Using Yodot Outlook PST Repair:

Step 1: Install and run Yodot Outlook PST Repair application on your Windows system.

Step 2: You will find three options on the main screen. Go for,

  • Open PST File- if you know where PST file is saved
  • Find PST File- if PST file location is not known
  • Outlook Profile- if you have multiple Outlook profiles on the computer

Main Screen

Step 3: After selecting the needed PST file, choose the right scanning technique from Normal Scan (to fix minor corruption) and Smart Scan (to solve severe corruption issues).

Hit Repair Button

Step 4: Now, select the desired location to store the new (fixed) PST file and click on Repair button to initiate the scanning process.

As soon as the repair process gets completed, the software will show your repaired PST file in an Outlook-styled interface.

Useful Tips

  • Frequently backup your Outlook data files. This will help you to restore the entire PST data when any data loss situation occurs
  • Install good antivirus software and run a scan at regular intervals to detect and clean up all the dangerous viruses out of your system
  • Always exit Microsoft Outlook app properly to avoid damage to it

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