I'm trying to install composer using a tutorial, on Ubuntu 18.04. I'm having the following error message:
$ sudo php composer-setup.php --install-dir=/usr/local/bin --filename=composer
[sudo] password :
All settings correct for using Composer
Downloading...
Could not write to file "/usr/local/bin/composer": rename(/usr/local/bin/composer-temp.phar,/usr/local/bin/composer): Is a directory
Retrying...
Could not write to file "/usr/local/bin/composer": rename(/usr/local/bin/composer-temp.phar,/usr/local/bin/composer): Is a directory
Retrying...
Could not write to file "/usr/local/bin/composer": rename(/usr/local/bin/composer-temp.phar,/usr/local/bin/composer): Is a directory
The download failed repeatedly, aborting.
Thank you for any help.