# Rails requires RubyGems **URL:** \ **Category:** rubyonrails-talk\ **Created:** [January 23, 2010, 3:34am UTC](https://discuss.rubyonrails.org/t/rails-requires-rubygems/48797 "2010-01-23T03:34:48Z")\ **Posts on this page:** 11\ **Page:** 1
**Author:** ![11155](https://avatars.discourse-cdn.com/v4/letter/1/d26b3c/32.png) [@11155](https://discuss.rubyonrails.org/u/11155)\ **Post date:** [January 23, 2010, 3:34am UTC](https://discuss.rubyonrails.org/t/rails-requires-rubygems/48797/1 "2010-01-23T03:34:48Z")
Hi, When i open the rails application by netbeans i got the error as below, "Rails requires RubyGems \>= 1.3.1 (you have 1.2.0). Please `gem update --system` and try again." I have the ruby version "ruby 1.8.7 (2009-04-08 patchlevel 160) [i686-linux]" And the below list are gem list actionmailer (2.3.5) actionpack (2.3.5) activerecord (2.3.5) activeresource (2.3.5) activesupport (2.3.5) fastercsv (1.5.0) linecache (0.43) rack (1.0.1) rails (2.3.5) rake (0.8.7) ruby-debug-base (0.10.2) ruby-debug-ide (0.3.1) rubygems-update (1.3.5) How can i fix the error. Did i miss anything?. Thanks, Periyasamy ---
**Author:** ![braindeaf](https://sea2.discourse-cdn.com/rubyonrails/user_avatar/discuss.rubyonrails.org/braindeaf/32/9731_2.png) [@braindeaf](https://discuss.rubyonrails.org/u/braindeaf)\ **Post date:** [January 23, 2010, 4:43am UTC](https://discuss.rubyonrails.org/t/rails-requires-rubygems/48797/2 "2010-01-23T04:43:00Z")
> "Rails requires RubyGems \>= 1.3.1 (you have 1.2.0). Please `gem update --system` and try again." Its all there for you sudo gem update --system ---
**Author:** ![11155](https://avatars.discourse-cdn.com/v4/letter/1/d26b3c/32.png) [@11155](https://discuss.rubyonrails.org/u/11155)\ **Post date:** [January 23, 2010, 5:18am UTC](https://discuss.rubyonrails.org/t/rails-requires-rubygems/48797/3 "2010-01-23T05:18:27Z")
Rob Lacey wrote: > > "Rails requires RubyGems \>= 1.3.1 (you have 1.2.0). Please `gem update --system` and try again." > > Its all there for you > > sudo gem update --system > > > [i686-linux]" rack (1.0.1) -- Posted via [http://www.ruby-forum.com/](http://www.ruby-forum.com/). > > > > -- You received this message because you are subscribed to the Google Groups "Ruby on Rails: Talk" group. To post to this group, send email to rubyonrails-talk@googlegroups.com. To unsubscribe from this group, send email to rubyonrails-talk+unsubscribe@googlegroups.com. For more options, visit this group at [http://groups.google.com/group/rubyonrails-talk?hl=en](http://groups.google.com/group/rubyonrails-talk?hl=en). > > -- Rob Lacey contact@robl.me [http://www.robl.me](http://www.robl.me) Hi Rob Lacey, Thanks for your quick response. I tried the command "sudo gem update --system" and also the gem version 1.3.5 is updated successfully. But the problem is still exists when open the netbeans it says the same above error. Anything elso to update?. Thanks Periyasamy. ---
**Author:** ![Rajeev\_Kannav\_Sharma](https://avatars.discourse-cdn.com/v4/letter/r/8dc957/32.png) [@Rajeev\_Kannav\_Sharma](https://discuss.rubyonrails.org/u/Rajeev_Kannav_Sharma)\ **Post date:** [January 23, 2010, 5:21am UTC](https://discuss.rubyonrails.org/t/rails-requires-rubygems/48797/4 "2010-01-23T05:21:08Z")
try only “sudo gem update” and reply if its not works ---
**Author:** ![11155](https://avatars.discourse-cdn.com/v4/letter/1/d26b3c/32.png) [@11155](https://discuss.rubyonrails.org/u/11155)\ **Post date:** [January 23, 2010, 5:48am UTC](https://discuss.rubyonrails.org/t/rails-requires-rubygems/48797/5 "2010-01-23T05:48:12Z")
kannav rajeev wrote: > try only "sudo gem update" and reply if its not works > > > \>\> [i686-linux]" . \> [http://www.robl.me](http://www.robl.me) > > > > To post to this group, send email to rubyonrails-talk@googlegroups.com. To unsubscribe from this group, send email to rubyonrails-talk+unsubscribe@googlegroups.com\ . For more options, visit this group at [http://groups.google.com/group/rubyonrails-talk?hl=en](http://groups.google.com/group/rubyonrails-talk?hl=en). > > -- Regards: Rajeev sharma +919813270707 Hi sharma, Thanks for your response. I tried as you have mentioned 'sudo gem update'. I got some gem update for rack and ruby-debug. Please find the result below, [root@localhost ~]# sudo gem update Updating installed gems Updating rack Successfully installed rack-1.1.0 Updating ruby-debug-base Building native extensions. This could take a while... Successfully installed ruby-debug-base-0.10.3 Updating ruby-debug-ide Building native extensions. This could take a while... Successfully installed ruby-debug-ide-0.4.9 Gems updated: rack, ruby-debug-base, ruby-debug-ide Installing ri documentation for rack-1.1.0... Installing ri documentation for ruby-debug-base-0.10.3... Installing ri documentation for ruby-debug-ide-0.4.9... Installing RDoc documentation for rack-1.1.0... Installing RDoc documentation for ruby-debug-base-0.10.3... Installing RDoc documentation for ruby-debug-ide-0.4.9... [root@localhost ~]# gem -v 1.3.5 Here Eventhough i have updated gem version 1.3.5. But the problem exits. Any other solution? Thanks Periyasamy. ---
**Author:** ![Rajeev\_Kannav\_Sharma](https://avatars.discourse-cdn.com/v4/letter/r/8dc957/32.png) [@Rajeev\_Kannav\_Sharma](https://discuss.rubyonrails.org/u/Rajeev_Kannav_Sharma)\ **Post date:** [January 23, 2010, 5:57am UTC](https://discuss.rubyonrails.org/t/rails-requires-rubygems/48797/6 "2010-01-23T05:57:25Z")
goto [http://rubyforge.org/frs/?group\_id=126&release\_id=37073](http://rubyforge.org/frs/?group_id=126&release_id=37073) download ruby gem 1.3.1 unpack it in your application then "gem install (which is unziiped full name) – local " thats it it looks like that rails\_app\>sudo gem install (which is unziiped full name) – local ok its over ---
**Author:** ![11155](https://avatars.discourse-cdn.com/v4/letter/1/d26b3c/32.png) [@11155](https://discuss.rubyonrails.org/u/11155)\ **Post date:** [January 23, 2010, 5:59am UTC](https://discuss.rubyonrails.org/t/rails-requires-rubygems/48797/7 "2010-01-23T05:59:42Z")
> Hi sharma, > > Thanks for your response. I tried as you have mentioned 'sudo gem update'. I got some gem update for rack and ruby-debug. Please find the result below, > > [root@localhost ~]# sudo gem update Updating installed gems Updating rack Successfully installed rack-1.1.0 Updating ruby-debug-base Building native extensions. This could take a while... Successfully installed ruby-debug-base-0.10.3 Updating ruby-debug-ide Building native extensions. This could take a while... Successfully installed ruby-debug-ide-0.4.9 Gems updated: rack, ruby-debug-base, ruby-debug-ide Installing ri documentation for rack-1.1.0... Installing ri documentation for ruby-debug-base-0.10.3... Installing ri documentation for ruby-debug-ide-0.4.9... Installing RDoc documentation for rack-1.1.0... Installing RDoc documentation for ruby-debug-base-0.10.3... Installing RDoc documentation for ruby-debug-ide-0.4.9... [root@localhost ~]# gem -v 1.3.5 > > Here Eventhough i have updated gem version 1.3.5. But the problem exits. Any other solution? > > Thanks Periyasamy. Hi, Please find the screenshot for the same error. Thanks Periyasamy Attachments: [http://www.ruby-forum.com/attachment/4410/error.png](http://www.ruby-forum.com/attachment/4410/error.png) ---
**Author:** ![11155](https://avatars.discourse-cdn.com/v4/letter/1/d26b3c/32.png) [@11155](https://discuss.rubyonrails.org/u/11155)\ **Post date:** [January 23, 2010, 6:03am UTC](https://discuss.rubyonrails.org/t/rails-requires-rubygems/48797/8 "2010-01-23T06:03:52Z")
kannav rajeev wrote: > goto [http://rubyforge.org/frs/?group\_id=126&release\_id=37073](http://rubyforge.org/frs/?group_id=126&release_id=37073) download ruby gem 1.3.1 unpack it in your application then "gem install (which is unziiped full name) -- local " thats it it looks like that rails\_app\>sudo gem install (which is unziiped full name) -- local ok its over > > > \>\> \> update'. I got some gem update for rack and ruby-debug. Please find the Building native extensions. This could take a while... > > > > "Ruby on Rails: Talk" group. To post to this group, send email to rubyonrails-talk@googlegroups.com. To unsubscribe from this group, send email to rubyonrails-talk+unsubscribe@googlegroups.com\ . For more options, visit this group at [http://groups.google.com/group/rubyonrails-talk?hl=en](http://groups.google.com/group/rubyonrails-talk?hl=en). > > -- Regards: Rajeev sharma +919813270707 Hi sharama, I will try this ruby gem 1.3.1 unpack and reply you. Thanks -Periyasamy ---
**Author:** ![Rajeev\_Kannav\_Sharma](https://avatars.discourse-cdn.com/v4/letter/r/8dc957/32.png) [@Rajeev\_Kannav\_Sharma](https://discuss.rubyonrails.org/u/Rajeev_Kannav_Sharma)\ **Post date:** [January 23, 2010, 6:14am UTC](https://discuss.rubyonrails.org/t/rails-requires-rubygems/48797/9 "2010-01-23T06:14:45Z")
sudo gem install rubygems-update -v 1.3.1 ---
**Author:** ![Rajeev\_Kannav\_Sharma](https://avatars.discourse-cdn.com/v4/letter/r/8dc957/32.png) [@Rajeev\_Kannav\_Sharma](https://discuss.rubyonrails.org/u/Rajeev_Kannav_Sharma)\ **Post date:** [January 23, 2010, 1:49pm UTC](https://discuss.rubyonrails.org/t/rails-requires-rubygems/48797/10 "2010-01-23T13:49:15Z")
is tat work last one or not ? ---
**Author:** ![11155](https://avatars.discourse-cdn.com/v4/letter/1/d26b3c/32.png) [@11155](https://discuss.rubyonrails.org/u/11155)\ **Post date:** [January 23, 2010, 2:08pm UTC](https://discuss.rubyonrails.org/t/rails-requires-rubygems/48797/11 "2010-01-23T14:08:45Z")
kannav rajeev wrote: > is tat work last one or not ? > > > > \> looks \>\> Building native extensions. This could take a while... \>\> [http://groups.google.com/group/rubyonrails-talk?hl=en](http://groups.google.com/group/rubyonrails-talk?hl=en). > > > > > > You received this message because you are subscribed to the Google Groups > > > > -- Regards: Rajeev sharma +919813270707 Hi Sharma, Thanks for your support. Now the problem is solved.I chosen the ruby platform "ruby 1.8.7-p160" in the configuration of the project. Its solved. Thanks, Periyasamy.