Articles

How to Fix '403 Forbidden' Errors

The error "403 Forbidden" comes from the Apache web server when either a directory was...

How to Fix '500 Internal Server Error'

The message "500 Internal Server Error" comes from the Apache web server. The most common cause...

How to Fix '503 Service Unavailable' Error

If you're seeing 503 Service Unavailable errors, this means PHP processes are crashing while...

How to Fix 'Failed to read FastCGI header' Apache Error

If you see the error "Failed to read FastCGI header" in your app's Apache error log file at...

How to Fix Apache Error 'server reached MaxRequestWorkers setting'

If you see the following message in your Apache error log: server reached MaxRequestWorkers...

How to Fix PHP 'zend_mm_heap corrupted' Error

If you see the error zend_mm_heap corrupted in the global PHP-FPM error log file at...

How to Fix WordPress 'error establishing a database connection'

The most common cause of "error establishing a database connection" in WordPress is your server...

How to Fix WordPress Error '404 Page Not Found'

The error message "404 Page Not Found" will most likely appear in your browser when you have not...

How to Increase max_input_vars

If your PHP app displays the following error: Warning: Unknown: Input variables exceeded 1000....

How to Resolve 'Warning! Remote Host Identification Has Changed!'

Do not be alarmed if you receive this message when you SSH in to your server for the first time:...

How to Resolve Mixed Content Warnings on Your SSL Site

If your site does not display correctly or does not show a lock icon in the address bar when...

How to Stop Other Domains from Mirroring Your Apps

When you visit someone else's domain and see your site instead, this is most likely not...

No command 'composer' found

ServerPilot uses its own PHP builds so you can have multiple versions of PHP on a server...

Other ways to Fix 500 Internal Server Error

Internal Server Error is one of the common WordPress errors that can put a WordPress beginner in...

Server Not Connected to serverpilot

If your server shows as "not connected" in ServerPilot, the cause is usually one of the following...

Service Unavailable

PHP did not respond properly to the request. As a result, Apache considers the PHP-FPM service to...

The program 'php' is currently not installed.

ServerPilot uses its own PHP builds so you can have multiple versions of PHP on a server...

[RuntimeException] Package could not be downloaded, sh:1 svn: not found

Typically, users will see this error when installing the smarty package with composer and svn has...