command gem install rails fails with permissions error?

2
votes

Trying to install a gem (gem install rails) fails with this error:

ERROR: While executing gem ... (Gem::FilePermissionError)You don't have write permissions into the /usr/lib/ruby/gems/1.8 directory. Anyone having idea how to solve this?

i am trying to installing rails from unix.

1
ruby-on-rails

1 Answers

0
votes

Sudo command allows you to execute a command as a superuser

So the following command should work with you. 

sudo gem install rails