“PST Cannot be Accessed Data Error Cyclic Redundancy Check” Error [Fixed]

If you’re looking for a solution on how to fix “PST cannot be accessed data error cyclic redundancy check” then it is the right place for you. In this blog, we’ll discuss a relevant solution that will help to resolve this issue.

You will get the following error messages in MS Outlook when you download an email on your computer:

1. “File path\filename.pst could not be accessed. Data error. Cyclic redundancy check.”
2. “Data error (cyclic redundancy check)”
3. The file Outlook PST cannot be accessed data error cyclic redundancy check.

Apart from this, some users will also encounter this “cyclic redundancy check error while copying PST file”.

Now, let’s find out the reasons that are responsible for the above-mentioned errors in Outlook.

Why Outlook PST Data Error Cyclic Redundancy Check Error Occurs?

Some of the most common causes of cyclic redundancy check error are listed below:

1. Oversized PST.
2. Erroneous hard drive.
3. Improper system shutdown.
4. Abrupt Outlook closing.
5. Corrupt Outlook PST file.

Above all, the most prominent cause of this issue is the PST file corruption caused due bugs in your system’s hard drive. So, it is recommended to go through each approach to repair the file.

Manual Workarounds To fix “The file Outlook PST cannot be accessed data error cyclic redundancy check” Error

Method 1: Check Hard Drive for Errors

Firstly, it is required to check your hard drive for errors. Follow the below- mentioned steps to find the errors in hard drive:

1. Open the command prompt, type chkdsk /f.
2. Press enter to start the error checking process.
3. After completion, restart the Outlook application to check the error.

However, if the issue is still persists, then you can try below mentioned resolution steps.

Method 2: Use the Inbox Repair Tool

An another way to fix the “PST cannot be accessed cyclic redundancy check” by using Inbox Repair Tool or Scanpst.exe. It is free inbuilt utility that diagnoses the Outlook PST file errors.

1. First of all, find & locate the scanpst.exe.
2. Double click on it to launch the Inbox Repair utility.
3. Select the “Browse” button to locate the PST file.
4. Click on the “Start” button to scan the file.
5. Press the “Repair” button to fix errors.

Although, the above-stated tool is free yet it isn’t adequate to repair the severely broken file. It cannot process the PST file of more than 2 GB. So, if you have more than 2 GB sizes of PST data in a corrupt state in that situation, it is imperative for you to opt for a trusted third party tool.

Expert Tool: Here we have a reliable and effortless solution to repair PST files without any file size limitation. Additionally, it has the capability to recover deleted data. The best of the software is that you can even retrieve data from encrypted and secured PST emails & attachments.

Final Verdict

In this blog, we discussed “PST cannot be accessed data error cyclic redundancy check”. Further, we discussed the basic reasons that may lead to cyclic redundancy check error.

We found that the PST file corruption is the root cause of getting this issue. Accordingly, we have mentioned the different approaches to fix the “Outlook PST error cyclic redundancy check”