session_start() Permission denied (13) Laravel 4

Solve it by running following lines:

chmod -R 755 /path/to/your/laravel/directory
chmod -R o+w /path/to/your/laravel/directory

And/or maybe:

sudo chown -R www-data:user /path/to/your/laravel/directory

• php
• laravel
• session_start
• permission denied