# Missing rake/extensiontask

**URL:** <https://www.ruby-forum.com/t/missing-rake-extensiontask/195982>\
**Category:** Ruby\
**Created:** [October 4, 2010, 8:15pm UTC](https://www.ruby-forum.com/t/missing-rake-extensiontask/195982 "2010-10-04T20:15:35Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![gonzalo\_g](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/g/4bbf92/32.png) [@gonzalo\_g](https://www.ruby-forum.com/u/gonzalo_g)\
**Post date:** [October 4, 2010, 8:15pm UTC](https://www.ruby-forum.com/t/missing-rake-extensiontask/195982/1 "2010-10-04T20:15:35Z")

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I am using ruby with latest kubuntu using ruby-full and trying to  
compile FXRuby but it fails as rake/extensiontask is missing. Anyone  
know how to get it fixed?

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<div class="post-metadata">

**Author:** ![gonzalo\_g](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/g/4bbf92/32.png) [@gonzalo\_g](https://www.ruby-forum.com/u/gonzalo_g)\
**Post date:** [October 5, 2010, 9:05am UTC](https://www.ruby-forum.com/t/missing-rake-extensiontask/195982/2 "2010-10-05T09:05:44Z")

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On 4 Ott, 20:15, Gonzalo G. [removed\_email\_address@domain.invalid](mailto:removed_email_address@domain.invalid) wrote:

> I am using ruby with latest kubuntu using ruby-full and trying to  
> compile FXRuby but it fails as rake/extensiontask is missing. Anyone  
> know how to get it fixed?  
> Hi,  
> you need to install the rake-compiler gem:

[http://rubyforge.org/projects/rake-compiler/](http://rubyforge.org/projects/rake-compiler/)  
[http://rubygems.org/gems/rake-compiler](http://rubygems.org/gems/rake-compiler)

Giovanni