Fix Fatal Error C000021A

 

problem: Fatal Error C000021AThis error is usually caused by misconfigured system files that create registry errors within your operating system. Windows errors can cause program lock-ups, slow PC performance, system crashes, computer freezing and more.

Fix Fatal Error C000021A Automatically - Double-click Configure Automatic Updates in the list, select the Enabled radio button, and in the left-hand box select 2 - Notify for download and notify for install.Sam Smith, 2 days ago Last reply: David Gauthier, 2 minutes ago 4 4 me toos 9 9 replies Problem In Progress Photo of Joseph Hand Any good suggestions to an alternative to Quicken 2018 that doesn't use subscription models?Reduce startup programs Many programs will load when Windows start, even though they don’t need to.As a virtual AI assistant, she will help your scheduling, travel, communication, research, reminders and a lot more with voice control or typing.Pages 1 2 next › last » Read more about operating systems Software Windows 10 by Taboola Sponsored Links You might like Government Stimulus Plan Saves California HomeownersHARP Quiz If You Have a Car, You Need This New TechnologyFIXD How To Pay Off Your House ASAP (So Simple It's Unbelievable)LowerMyBills Get the ITPro Newsletter Get FREE weekly newsletters from ITPro - delivering the latest news, reviews, insight and case studies.Users have always had trouble with drivers as there are a lot of potential problems surrounding them: complex installation, missing files, corrupted data, etc. For this reason, we had to cover all grounds.If the problems remain, you might need to get a bit more stuck in.Now, when you hit install, it should start installing the most up-to-date version of the operating system.We also have an in-depth guide on how to use the Windows Mail App and resolve potential problems.If you’ve ever used Google Drive or iCloud, you’ll probably be familiar with how it works.Not only does it remove junk files, clean registries, make certain applications are properly uninstalled, and so much more, it does everything automatically with just a click needed to start each operation.Skip to main content area Sign up for our daily newsletter Newsletter IT PRO Main menu Security Mobile Network/internet Cloud Strategy Server/storage Software More Sections News GDPR Blockchain Machine learning Big data Operating systems Laptops Whitepapers You are here: Home Software operating systems 17 Windows 10 problems - and how to fix them Share twitter linkedin facebook Clare Hopping, Adam Shepherd, Simon Handby, Rene Millman, Lee Bell Tutorials 1 Dec, 2017 Stop tearing your hair out and follow our tips Windows 10 has been hailed by many as a vast improvement over the previous generation, marrying the best features of ‘classic’ Windows with the best bits of Windows 8.This wastes your resources.Because of that, this guide does not include these concepts.Free hard drive space is incredibly important to a smooth running Windows system.Windows Update: Identifies and fixes issues that can cause Windows Update to not work at all, or fail to install some updates.

Cause: Registry errors generally occur when new programs are installed over old ones without the old programs being completely uninstalled. This can cause registry pile-ups and error messages. Another potential cause of these error messages can come from malicious software such as adware, spyware, and viruses.

Repair Fatal Error C000021A Instantly -I have multiple checking accounts, but this problem concerns...I have tw...Greg, 3 hours ago Last reply: John in NC, 17 minutes ago 1 1 me too 1 1 reply Problem Photo of Larry Martin Barclays Credit Cards Barclay Credit Card data will not download Larry Martin, 3 months ago Last reply: Larry Martin, 19 minutes ago 2 2 me toos 8 8 replies Problem In Progress Photo of Steve Constance Using Two Quicken IDs I recently upgraded to Q2018 from Q2016.When something "breaks", System Restore allows you to roll back the clock to a time when everything was working well.It is ...If you are storing data on your Windows/system drive then we would recommend moving these files to another internal drive, or an external drive.fix windows 10 5 steps to fix iphone unrecognized by itunes on windows 10 .If Microsoft Edge is not working properly and you miss Internet Explorer, typing that into the Start field will reveal that the old web browser is still there.First time running quicken application with R15.13 today trying to downlo...HomeGroup: Looks for problems with your HomeGroup network and file-sharing settings.Of course, there’s quite a few things that could go wrong during the installation, so we’ve covered the most common problems and errors as well.Besides that, we have a special section for problems that are specifically related to USB devices that follow the plug-and-play model.

SolutionS: Scan and repair any missing or damaged Windows registry files using RegCure Pro. After the registry issues are resolved, it is recommended to optimize your PC by removing any spyware, adware and viruses with Plumbytes.

STEP 1: Automatically Fix Fatal Error C000021A with RegCure Pro

STEP 2: Optimize your PC with Plumbytes.

How to Fix Fatal Error C000021A Fast -All rights reserved.I use the business version and liked the f...Before you bother your family member again, or worse, spend your hard-earned money on an expert computer diagnostic, take a look at our guide to the most common Windows computer problems that anyone can fix.If you're running 10240 though, you've missed out.But troubleshooters are a good place to start when you encounter a problem with something.If you're confident that this is the main drive where your OS is installed, hit OK.Another interesting topic discussed in this guide is the Recycle Bin and some new ways to customize and configure this well-known feature.Find a file type that opens with the wrong app Right click on it and go to Open with > Choose another app Highlight the app you want it to open with and check "Always use this app" Click "Ok" That’s how easy it is.If you frequently carry your device to different locations, and because of that have to switch between networks, you are likely to run into a problem or two.

 

Solution One: Automatically Fix Fatal Error C000021A errors with RegCure Pro


1) Download and install RegCure Pro to fix Fatal Error C000021A errors.
Fatal Error C000021A
2) Install program and click Scan button.
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3) Click the Fix Errors button when scan is completed.
4) Restart your computer normally to have a check.

 

Solution Two: Run a full system scan with Plumbytes Automatically


Plumbytes is one of the most powerful spyware removal tools on the market. Plumbytes can help you detect and delete various kinds of malware, spyware, viruses and adware from your computer. Follow the removal steps below to automatically remove malicious files.


Step 1: Download removal tool Plumbytes by clicking on the below button.
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Step 2: Following the installation wizard to install it on your PC. After the installation, launch Plumbytes and click ‘Run a Scan’ to perform a full and quick system scan on your PC.
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Step 3: As soon as finishing the system scan, choose Select all and then click Remove Now to get rid of all the threats on your PC
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Posted by: Greg Zimmer
Last updated:
Fatal Error C000021A
Operating Systems Supported
  • Windows 10
  • Windows 8
  • Windows 7
  • Windows Vista (SP-2)
  • Windows XP (SP-3)
Minimum System Requirements
  • 50 MB of free hard drive space
  • Internet Explorer 6 and above
  • Administrative access rights
Fatal Error C000021A