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

In my case I used sudo mkdir projectFolder to create folder. It was owned by root user and I was logged in using non root user.

So I changed the folder permission using command sudo chown mynonrootuser:mynonrootuser projectFolder and then it worked fine.