Rails installation fails in ubuntu

Question

I am trying to install Rails on Ubuntu, but it is showing the following error:

ERROR: While executing gem ... (Gem::FilePermissionError) You don't have write permissions into the /var/lib/gems/1.9.1 directory.

Please help me to install the Rails gem.

Try this blog Installing Ruby on Rails on Ubuntu It will guide you in setting up for system to full — Karan Purohit
– Karan Purohit, Commented Aug 12, 2016 at 11:12
Possible duplicate of Installing gem or updating RubyGems fails with permissions error — webster
– webster, Commented Aug 12, 2016 at 11:25
it is showing this - sudo: unable to change to root gid: Operation not permitted — Anubhi Golechha
– Anubhi Golechha, Commented Aug 12, 2016 at 12:33

bk chovatiya · Accepted Answer · 2016-08-12 13:09:01Z

0

Run This Command
sudo gem update --system

answered Aug 12, 2016 at 13:09

bk chovatiya

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