Errors in the operation of the site from the server side

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Let's look at common errors on the website from the server side.

500: Internal Server Error
If the failure does not relate to other codes starting with five, it is assigned the combination 500. This set of numbers indicates a problem related to the server settings.

Server side website errors

To find the cause of the problem, check :

Are there any errors in the .htaccess file? To diabetes mailing list do this, rename it and make sure the site is working properly.

Are all the necessary packages available and how correctly is the PHP version selected? If necessary, it is changed and missing modules are added.

The site code. Perhaps the error is hidden there, and restoring the site from a backup copy will fix the situation.

502: Bad Gateway
Regular appearance of this code is a reason to contact the hosting provider's support service. To help specialists understand the cause of the problem, describe in detail what actions resulted in the error message appearing, as well as the time at which it occurred.

503: Service Unavailable
This error in the site's operation is related to exceeding the limit on HTTP requests. A thorough study of the technical characteristics of the hosting will help to verify this. An excessive number of requests is often caused by the fact that the code, when forming a page, requests a lot of images, styles and other files.

To fix the error, you can make adjustments to the code and thereby reduce the number of requests or change the hosting plan, choosing a more productive one.