Gem::Ext::BuildError: ERROR: Failed to build gem native extension. on CenOS 6.5

Question

Installing Redmine. I\'ve tried,

bundle install --without development test postgresql sqlite

, but error.

Gem::Ext::BuildError: ERR

Answer 1

first run

gem install bundler

It installs the newer bundler and solves the native extension dependencies

then run

bundle install 

it should solve the your issue