Composer: file_put_contents(./composer.json): failed to open stream: Permission denied

Question

I\'m trying to install Prestissimo to an Ubuntu 16.04 server, but that leads to an error:

$ composer global require \"hirak/prestissimo:^0.3\"
Changed curren         


        

Answer 1

I had this problem to install laravel/lumen.

It can be resolved with the following command:

$ sudo chown -R $USER ~/.composer/