JavaScript error: Failed to execute 'replaceChild' on 'Node':

A number of users of the social network “Vkontakte” while listening to music or trying to write a message to another user may encounter the message “Failed to execute 'replaceChild' on 'Node': In this article I will tell you what a JavaScript error is: error: Failed to execute 'replaceChild' on 'Node', what are the reasons for its appearance and how to fix it.

What is this error JavaScript error: Failed to execute 'replaceChild' on 'Node'

Translated from English, the text of this error sounds like “Javascript error: failed to perform“ replaceChild ”to“ Node ” . The node that needs to be replaced is not a child of this node. ”

In the absolute majority of cases, the cause of the error JavaScript error: Failed to execute 'replaceChild' on 'Node' is the unstable operation of the Vkontakte engine itself, part of which is written in the JavaScript language (in particular, the incorrect operation with a number of JavaScript arguments is mentioned in the text of this error) . For a particular user, this dysfunction has a rather remote relationship. However, in some cases, this error may be caused by unstable operation of some extensions and add-ons for your browser (including anti-virus), as well as (in sporadic cases) the cause of the error JavaScript error: Failed to execute 'replaceChild' on ' Node 'may be the work of virus programs.

How to fix javascript error error: Failed to execute 'replaceChild' on 'Node'

So, how to fix the error JavaScript error: Failed to execute 'replaceChild' on 'Node'? I recommend doing the following:

• Reboot your computer. Perhaps the problem is of a random nature, and will disappear on reboot;
• Remove extra extensions to your browser. Particularly often in the occurrence of the error JavaScript error: Failed to execute 'replaceChild' on 'Node', such browser extensions as “KIS Security Shield” (Kaspersky Internet Security), MSG, Showord and several others are noticed. If you notice that the described error began to appear after installing any extension or addition to your browser - then remove these extensions, and try to work with “VK” without them;
• Try using another browser when working with Vkontakte (for example, use Mozilla instead of Chrome);

  

• Clear your browser’s cache and cookies, it may help in the question of how to get rid of the error JavaScript error: Failed to execute 'replaceChild' on 'Node';
• Perform a malware scan on your PC. Anti-virus tools like Dr.Web CureIt !, Malwarebytes Anti-Malware and a number of other analogues will do;

  

• Try to temporarily disable your antivirus, go to "Vkontakte" and work with its functionality;
• Wait a little. Perhaps, on the Vkontakte server, there are some problems that will be fixed in a short time;
• Write a letter to Vkontakte technical support with a description of your problem. Usually these issues are solved by technical support specialists during the day.

Conclusion

In most cases, the cause of the error JavaScript error: Failed to execute 'replaceChild' on 'Node' is the incorrect work of the Vkontakte engine itself, to the features of which the user, de facto, is not involved. It also happens that the reason for the dysfunction described by me is the incorrect operation of some browser extensions that need to be removed (disabled). Performing these actions often allows you to stabilize the work of "Vkontakte" and use its functionality without the problems mentioned.

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