Cocoapods Installation Error on macOS Sierra 10.12.1

Question

I\'m getting this error when i\'m trying to install cocoapods:

$ sudo gem install cocoapods
ERROR:  While executing gem ... (Errno::EPERM)
    Opera         


        

Answer 1

check pod version using command given below

pod --version

if there is any version installed remove it by using the command

sudo gem uninstall cocoapods

restart your mac and reinstall again using the command

sudo gem install -n /usr/local/bin cocoapods