How To Fix Error Reading Data From FastCGI

On Your WordPress Site

What is FastCGI?

Apache Module or mod_php is used to execute PHP scripts on a web server.

What's covered in this article?

In this guide we'll show you a solution to the problem ("error reading data from FastCGI") for your WordPress installation on your Apache server.

We'll will not cover why it happened, if you were hacked or how to make sure it doesn't happen again. These issues are outside the scope of this article.

If you are having a problem on your wp install that is not the mod_fcgid error reading from FastCGI, I suggest you check out the documentation at https://codex.wordpress.org/Common_WordPress_Errors

Solution to error reading from FastCGI

Step 1 - Log into your hosting account
kb-cpanel-login
Step 2 - Navigate to your wp core files
ftp-file-permissions
Step 3 - All folders should have permission 755
Step 4 - All files in directory should have permission 644
Step 5 - Change the permission folders and/or files to 755 or 644
pl_file_manager_20
Step 6 - Log into your wp site as administrator
Step 7 - Change your password as a security measure
Step 8 - Make sure your site is running as expected
Step 9 - Done.

Conclusion

This solution will get you back into your site so you can determine if you were hacked and/or which php script created the error.

Although these issues are outside the scope of this article, I do suggest you try to determine what happened and how to make sure it doesn't happen again. Contact your hosting account company, they may be able to tell you what, when and how the error came about.

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