What is a runtime error? It is an indication that your system has become unstable due to broken registry links or some other problem. When a program stops in its tracks, you will see this error. Runtime Error 21 is a message which Windows often shows if it cannot read the "ncsjapi32.exe" file on your PC. This article is the right place you are visiting to fix runtime error 21.
What are the causes of runtime error 21?
Running several programs at the same time can cause runtime errors. This error appears whenever your system is unable to correctly select the files it needs to load an application. The reason for the "runtime" in the message is because the problems that come up on your computer will happen during the time that your system is attempting to load an application. To fix this error you have to go right to the heart of the problem and look at where it started in the first place.
How to deal with runtime error 21?
The very first thing you could do after encountering this error is to reboot your system and check if the problem causing the error gets corrected. Once the proper files are loaded at startup, the problem may be solved. If the problem persists, it is best to call your technical person. Write down the exact error message and show it to your technical person.
Runtime error 21 maybe is caused by a virus acting incorrectly on your system - and the way to get rid of it is to completely clean out your PC of any possible infections, allowing it to run as smoothly and effectively as possible again. It's often referred to as the "Facebook Virus", as it will both come onto your PC from Facebook and try and steal your personal details by redirecting you to fake Facebook phishing sites.
The Runtime error 21 could also be a problem with the registry. The registry is the part of your computer where most of your file settings are kept. The problems that occur with the registry are due to some flaws in its design. Because the registry is constantly teeming with activity as information gets exchanged inside it, its files can sometimes suffer damage.
It's recommended that you clean out your system by using a registry cleaner software program. To fix runtime error 21 with a registry cleaner make feel your pc free for errors.