How to Fix 500 Internal Server Error in WordPress:-
Actually, it is not a scary error because in this situation your website is completely disappeared due to an error in establishing a database connection.
There are lots of reasons for this error which includes Maximum PHP limit exceeded .htaccess file corruption as well as improper file permissions etc. There are some rare conditions due to which this error is occurred such as outgrown hosting plan.
What is the internal server error?
Internal server error is also called 500 internal server error. Generally, when your server is facing any problem then server give you a generic error message. Basically, your server is telling you that something went wrong. So if you are facing the same problem then read this whole article because here I am going to share with you step by step guide with the help of which you can fix this error.
Things you need to do before executing the process
There are certain important things that you need to do before executing the process.
Backup your website
It is very important to back up your website before executing this process because it requires intricate execution and your website may run into a huge problem. So for the purpose of safety, you have to back up your website. There are various methods with the help of which you can create a backup of your WordPress website very easily.
The one of the easiest and quickest way with the help of which you can back up your whole website is by using Cpanel. So login to your website Cpanel and from where you have to navigate your WordPress directory and after all take the backup of your complete website.
You can also take the complete backup of your website with the help of FTP. By using FTP you need to access your WordPress directory and you need to download all the files to your computer.
You can also take the complete backup of your WordPress website with the help of WordPress backup plugin. WP-Backup Plugin Is the best plugin that you can use to back up your complete website. You can use this again for the purpose of taking schedule backup.
How to Fix 500 Internal Server Error in WordPress?
So you can fix this WordPress issue very easily by performing the various methods that I am going to list in this article. Some of these methods or ways are easy to execute while some may require proper guidance which I am going to share with you in this post.
Generate new .htaccess File
Your Apache server is based on .htaccess because of it the configuration file of your server. This file enables some advanced functionalities. By using this file you can change them, you can enable gzip compression and also you can do all sorts of other useful things. So if there is any mistake in this file then it will cause an internal server error. So you can easily fix this problem by generating a new .htaccess file.
First of all, you need to rename your existing file. You can access this file by accessing to Cpanel and after all navigating your WordPress directory.
Now you need to force WordPress to generate a new .htaccess file. For doing this you need to go to your WordPress dashboard, then go to settings and then Permalinks. Here you don’t need to change permalink settings just click on save changes button and WordPress will generate a new .htaccess file.
Edit WordPress htaccess file using Yoast SEO Plugin
1.We all use SEO plugins in WordPress and most commonly used SEO plugin is WordPress SEO by Yoast.
2. This plugin has a feature to access and edit .htaccess file.
Another plugin on the list is WP Htaccess Editor, You can use this separate plugin to edit .htaccess file.
Increase PHP memory limit
So if you are facing this problem then you can fix this problem by using the above method if above method is not working then you can use this method.
By default 40 MB is the maximum PHP size limit for a single WordPress install so when the memory limit is exceeded then this will also cause an error.
You can contact your web hosting provider to increase the PHP memory limit or you can do it by yourself manually.
For fixing this just you need to access your WordPress directory and edit your wp-config file. From this file, you can increase the PHP memory limit of your WordPress website very easily.
Fix corrupted WordPress core files
Sometimes files in your WP-includes as well as in wp-admin are corrupted due to Number of seasons. Whatever the cause is just you need to know that there is a corrupted file which is generating a 500 internal error on your WordPress website.
One of the best ways to fix it is that just upload new WP includes as well as WP admin folder to your website and you need to overwrite the existing folders. For this purpose, you need to download the latest version of WordPress. You can download it from wordpress.org. It is very important for you to have the latest version of WordPress core.
After downloading the latest version of WordPress you need access your old WordPress install. Now you need to copy WP-includes and wp-admin folder from the folder where new WordPress version is extracted. Go to your old WordPress installation and now overwrite these files. It is very important to you to insert correct details in your wp-config file if you want to connect your WordPress website with the correct database. Once done, just visit your website and you will see that problem is fixed.
The internal server problem is sometimes tricky to solve but the solutions that I have shared with you in this article will help you a lot in solving this problem. You can also use some other methods for solving this problem such as deactivating and activating you’re all website plugs, WordPress themes and file permissions etc.