How Do I Effectively Fix Error Code 1021


A number of users are struggling to fix Error Code 1021. This error may look confusing to you at the first sight. What exactly does it mean? How can you repair the issue without causing unwanted troubles? Read this page to find out.

This error can be presented as “The configuration registration key could not be read” or “Error_Cantread”. It occurs when an application in a network request a service from an application located on another computer using a Remove Produre Call (RPC) and the request fails and service is unavailable or the information fails to be transmitted.

This is a server related issue and is best tackled by a professional systems administrator. There could be multiple applications involved in this exchange operation between computers, and the issue could lie in any or all of them. The following are several repair measures to detect and fix Error Code 1021, you can select any of them to make things right.


A Few Steps to Fix Error Code 1021

This could be the perfect choice for users of all ages. Only three steps to take out the errors:

1. Install the safe Registry repair tool by clicking the green download button on the page.

(Both the file and the program folder after installation are small-sized.)

2. Run the tool, and click the Start Scan Now button to find all the existing issues on your system.


(This is to quickly detect what problems you’re having and where they are. A list will be displayed, on which you can select those you want to fix.)

3. Hit the Fix All button to fix Error Code 1021 and other detected problems.

(Repair all the found issues with only one click. )

How Can I Manually Fix Error Code 1021?


Uninstalling the application involves modifying the Windows registry, and any mistake during the process would result in a total system crash or loss of application and data. If expert help is unavailable, you can try to modify the registry by yourself, but proceed with attentions. Steps:

1. Open the Registry Editor.
Windows 7: Click on the Start button (Windows logo in the lower-left corner) in the lower-left corner, type Regedit in the box to run the registry editing utility.
Windows 8: Hover your mouse pointer in the lower-right corner, click Search on the pop-up charms bar, type Regedit in the box to run the registry editing utility.

2. Locate the registry values for Microsoft .NET Framework and find the Rootver registry. The value should be 1.1.4322.0. If it is different, changes are required to make, then close the registry editing utility.

3. Restart your computer. If the changes are correctly made, the issue should be terminated and you will successfully fix Error Code 1021.

Note: Remember to always back up the complete registry before trying to make any modification of it, so that all your data will be safe if anything goes wrong.


Check for Viruses and Malware to Fix Error Code 1021

If your computer is running slowly or with error messages popping up, there are possibilities that it has been infected with a virus/malware/spyware. This is not as common as other issues, yet it should be something to take into account. To fix Error Code 1021, before worrying too much, you can check your computer by using antivirus and antispyware application.

One of the common symptoms of a virus is annoying error message and a much slower-than-normal computer performance. Other signs include unexpected web pages that pop up on your screen, applications that run automatically, or the sound of your hard disk during its constant working.

Spyware is a kind of application that is installed, usually without your notice or permission, to watch over your browsing behaviors on the Internet. You can check for spyware with Windows Defender or other antispyware applications. For more details, click the link How to tell if your PC is infected with spyware.

A better way to handle viruses is to stop them in the first place. Termly run antivirus application and check whether there is any available update. Even if you take such precautions, there are still chances that your computer gets infected. For more details, click the link How can I tell if my computer has a virus.

Check Your Hard Drive for Errors to Fix Error Code 1021


You can help fix Error Code 1021 along with some other system errors, and improve the performance of your PC by making sure that your hard disk has no issues.

1. Open Computer/This PC by clicking the Start button, and then clicking Computer/This PC.

2. Right-click the hard disk drive that you want to check, and then select Properties.

3. Select the Tools tab, under Error-checking, click Check Now. (You will be prompted for an administrator password or confirmation if you didn’t log in as the Administrator. Simply type the required password or provide confirmation.)

To automatically repair problems with files and folders that the scan detects, select Automatically fix file system errors, or the disk check will just report issues without fixing them.

Note: If you select Automatically fix file system errors for a disk that is in use (for example, the partition that contains Windows), you’ll be prompted to reschedule the disk check for the next time you reboot your computer.

There are many methods to can take to fix Error Code 1021 on your own, and most of they are much easier than reinstalling the whole system, so you might want to take some time learning a few.

Those codes are set to represent different Microsoft Windows issues. Such as Error Code 26 (How to fix it?) and Error Code 25 (Repair method). We have collected countless system issues and solutions on our site, you can search the code related to the error message you got for getting rid of them. Feel free to post your comments below if you want to share something. Have a nice day with your PC.


Jaina Windows Certified Expert

On the way to be a computer geek.

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