Error in exception handler. - Laravel
Stefan Izdrail
Founder & Senior Architect · 2026-06-29
Title: Troubleshooting Error in Exception Handler with Laravel on Unix Server
Body:
Error in exception handler is a common issue experienced while running Laravel applications on a Unix server, especially when using Composer for installation and configuration. In this blog post, we will explore the causes of this problem and provide solutions to address it. We'll also cover essential points related to Laravel setup and best practices.
Checking your virtual host configuration
Inaccuracies in the virtual host configuration might be contributing to the error issue. Ensure that you have correctly set up your VirtualHost block as follows:<VirtualHost *:80>
ServerAdmin webmaster@mydomain.org
DocumentRoot "/var/www/mydomain"
ServerName mydomain.org
ServerAlias www.mydomain.org
ErrorLog "/var/log/mydomain.org-error_log"
CustomLog "/var/log/mydomain.org-access_log" common
</VirtualHost>
Make sure the DocumentRoot points to your Laravel project's directory, which is '/var/www/mydomain/my-laravel-project/public'. Verify that the correct URL is being used in the browser: http://mydomain.org/my-laravel-project/public/.
Ensure Laravel installation through Composer
Properly install and configure your Laravel project using Composer. Make sure the 'composer.json' file has been pulled down from GitHub, and run 'composer update' to install dependencies and the Laravel framework. Double-check that you're in the directory of your Laravel application and running the command 'composer create-project laravel/laravel my-laravel-project'.Proper Apache configuration
Make sure that your Apache configuration is set up correctly. You may need to use a .htaccess file within your public directory as follows:.htaccess
<IfModule mod_rewrite.c>
RewriteEngine On
RewriteBase /my-laravel-project/public
RewriteRule ^(.*)$ index.php [L]
Restart Apache to ensure the configuration changes take effect.