Hello @colin when i tried to ru gem install nokogiri -v '1.6.6.2' -- 
--use-system-libraries --with-xml2-include=/usr/include/libxml2 
--with-xml2-lib=/usr/lib
 command with out using Sudo i got this  message-Error installing nokogiri:
    ERROR: Failed to build gem native extension. Its kind of error that 
extconf.rb
so after that i tried gem install rails but the same error.
If Any mistake made by me then please help me to correct on this.

if i use sudo gem install rails, its showing 31 gems already installed,but 
when i type rails -v it showing me 

/usr/lib/ruby/1.9.1/rubygems/dependency.rb:247:in `to_specs': Could not 
find railties (>= 0) amongst [activesupport-4.2.4, bundler-1.10.6, 
bundler-unload-1.0.2, executable-hooks-1.3.2, gem-wrappers-1.2.7, 
i18n-0.7.0, mini_portile-0.6.2, minitest-5.8.0, 
rails-deprecated_sanitizer-1.0.3, rubygems-bundler-1.4.4, rvm-1.11.3.9, 
thread_safe-0.3.5, tzinfo-1.2.2] (Gem::LoadError)
    from /usr/lib/ruby/1.9.1/rubygems/dependency.rb:256:in `to_spec'
    from /usr/lib/ruby/1.9.1/rubygems.rb:1231:in `gem'
    from /usr/local/bin/rails:22:in `<main>'


so i please help me to get over this..


On Monday, September 14, 2015 at 3:34:22 PM UTC+5:30, Prasanna Moharana 
wrote:
>
>
> <https://lh3.googleusercontent.com/-k2GxhXioxdY/VfaavXNSucI/AAAAAAAAARc/0ECId5N62jU/s1600/Screenshot%2Bfrom%2B2015-09-14%2B12%253A55%253A28.png>
> Hello every body am very new to this group.
> i have some issue regarding Rails installation.Though i have installed 
> Ruby,bundler etc i was trying to install rails using gem install rails 
> command but there are some error like 
>
> ERROR:  Error installing rails:
>     ERROR: Failed to build gem native extension.
>
>     /home/prasanna/.rvm/rubies/ruby-2.2.3/bin/ruby -r 
> ./siteconf20150914-3856-mtv6bq.rb extconf.rb
> checking if the C compiler accepts ... *** extconf.rb failed ***
> Could not create Makefile due to some reason, probably lack of necessary
> libraries and/or headers.  Check the mkmf.log file for more details.  You 
> may
> need configuration options.
>
> Provided configuration options:
>     --with-opt-dir
>     --without-opt-dir
>     --with-opt-include
>     --without-opt-include=${opt-dir}/include
>     --with-opt-lib
>     --without-opt-lib=${opt-dir}/lib
>     --with-make-prog
>     --without-make-prog
>     --srcdir=.
>     --curdir
>     --ruby=/home/prasanna/.rvm/rubies/ruby-2.2.3/bin/$(RUBY_BASE_NAME)
>     --help
>     --clean
>
>
> so can any body please help me to tackle this..
>
> PS.Tried -sudo apt-get install mkmf ,
> gem install mkmf
> build essential command etc..so please help me to get rid of these..
>
>

-- 
You received this message because you are subscribed to the Google Groups "Ruby 
on Rails: Talk" group.
To unsubscribe from this group and stop receiving emails from it, send an email 
to rubyonrails-talk+unsubscr...@googlegroups.com.
To post to this group, send email to rubyonrails-talk@googlegroups.com.
To view this discussion on the web visit 
https://groups.google.com/d/msgid/rubyonrails-talk/654268bc-73a4-4f8b-bbfd-4cfa5bd6732c%40googlegroups.com.
For more options, visit https://groups.google.com/d/optout.

Reply via email to