# Nokogiri installation problem on Mac 10.6.0

**URL:** <https://www.ruby-forum.com/t/nokogiri-installation-problem-on-mac-10-6-0/192636>\
**Category:** Ruby\
**Created:** [August 3, 2010, 1:36pm UTC](https://www.ruby-forum.com/t/nokogiri-installation-problem-on-mac-10-6-0/192636 "2010-08-03T13:36:09Z")\
**Posts on this page:** 4\
**Page:** 1

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**Author:** ![pshah](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/p/a698b9/32.png) [@pshah](https://www.ruby-forum.com/u/pshah)\
**Post date:** [August 3, 2010, 1:36pm UTC](https://www.ruby-forum.com/t/nokogiri-installation-problem-on-mac-10-6-0/192636/1 "2010-08-03T13:36:09Z")

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Hi,

I getting problem when install Nokogiri on mac snow leopard.

I get following errors :

ERROR: Error installing nokogiri:  
ERROR: Failed to build gem native extension.

/System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/bin/ruby  
extconf.rb  
mkmf.rb can’t find header files for ruby at  
/System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/lib/ruby/ruby.h

Gem files will remain installed in  
/Library/Ruby/Gems/1.8/gems/nokogiri-1.4.3.1 for inspection.  
Results logged to  
/Library/Ruby/Gems/1.8/gems/nokogiri-1.4.3.1/ext/nokogiri/gem\_make.out

Reply as soon as possible,

Thanks,  
Priyank S.

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<div class="post-metadata">

**Author:** ![pshah](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/p/a698b9/32.png) [@pshah](https://www.ruby-forum.com/u/pshah)\
**Post date:** [August 3, 2010, 1:47pm UTC](https://www.ruby-forum.com/t/nokogiri-installation-problem-on-mac-10-6-0/192636/2 "2010-08-03T13:47:48Z")

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I already install libxml2 libxslt so that is not the issue so let me  
know if any another reason for that.

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<div class="post-metadata">

**Author:** ![pshah](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/p/a698b9/32.png) [@pshah](https://www.ruby-forum.com/u/pshah)\
**Post date:** [August 3, 2010, 2:17pm UTC](https://www.ruby-forum.com/t/nokogiri-installation-problem-on-mac-10-6-0/192636/3 "2010-08-03T14:17:46Z")

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Look in  
/Library/Ruby/Gems/1.8/gems/nokogiri-1.4.3.1/ext/nokogiri/gem\_make.out  
like it told you and see what it says there.

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<div class="post-metadata">

**Author:** ![pshah](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/p/a698b9/32.png) [@pshah](https://www.ruby-forum.com/u/pshah)\
**Post date:** [August 3, 2010, 2:21pm UTC](https://www.ruby-forum.com/t/nokogiri-installation-problem-on-mac-10-6-0/192636/4 "2010-08-03T14:21:17Z")

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On Aug 3, 8:36 am, Priyank S. [removed\_email\_address@domain.invalid](mailto:removed_email_address@domain.invalid) wrote:

> extconf.rb  
> mkmf.rb can’t find header files for ruby at  
> /System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/lib/ruby/ruby.h
> 
> Gem files will remain installed in  
> /Library/Ruby/Gems/1.8/gems/nokogiri-1.4.3.1 for inspection.  
> Results logged to  
> /Library/Ruby/Gems/1.8/gems/nokogiri-1.4.3.1/ext/nokogiri/gem\_make.out
> 
> Reply as soon as possible,

Do you have Xcode installed?

Please report an issue to Nokogiri Issue tracker (search first):

[http://github.com/tenderlove/nokogiri/issues](http://github.com/tenderlove/nokogiri/issues)

Please include the contents of gem\_make.out and more details about  
your environment so developers can help you with the issue.