# Irb error on osx 10.4.11

**URL:** <https://www.ruby-forum.com/t/irb-error-on-osx-10-4-11/134553>\
**Category:** Ruby\
**Created:** [April 11, 2008, 10:43pm UTC](https://www.ruby-forum.com/t/irb-error-on-osx-10-4-11/134553 "2008-04-11T22:43:02Z")\
**Posts on this page:** 4\
**Page:** 1

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**Author:** ![dhuebsch](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/d/9fc29f/32.png) [@dhuebsch](https://www.ruby-forum.com/u/dhuebsch)\
**Post date:** [April 11, 2008, 10:43pm UTC](https://www.ruby-forum.com/t/irb-error-on-osx-10-4-11/134553/1 "2008-04-11T22:43:02Z")

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irb  
dyld: NSLinkModule() error  
dyld: Symbol not found: \_rl\_filename\_completion\_function  
Referenced from:  
/usr/local/lib/ruby/1.8/powerpc-darwin8.11.0/readline.bundle  
Expected in: flat namespace

Trace/BPT trap

ruby 1.8.6 (2008-03-03 patchlevel 114) [powerpc-darwin8.11.0]

Any suggestion?

---

<div class="post-metadata">

**Author:** ![dhuebsch](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/d/9fc29f/32.png) [@dhuebsch](https://www.ruby-forum.com/u/dhuebsch)\
**Post date:** [April 12, 2008, 10:50am UTC](https://www.ruby-forum.com/t/irb-error-on-osx-10-4-11/134553/2 "2008-04-12T10:50:26Z")

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Donald Huebschman wrote:

> irb  
> dyld: NSLinkModule() error  
> dyld: Symbol not found: \_rl\_filename\_completion\_function  
> Referenced from:  
> /usr/local/lib/ruby/1.8/powerpc-darwin8.11.0/readline.bundle  
> Expected in: flat namespace
> 
> Trace/BPT trap
> 
> ruby 1.8.6 (2008-03-03 patchlevel 114) [powerpc-darwin8.11.0]
> 
> Any suggestion?

vim

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<div class="post-metadata">

**Author:** ![dhuebsch](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/d/9fc29f/32.png) [@dhuebsch](https://www.ruby-forum.com/u/dhuebsch)\
**Post date:** [April 12, 2008, 8:59pm UTC](https://www.ruby-forum.com/t/irb-error-on-osx-10-4-11/134553/3 "2008-04-12T20:59:33Z")

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hengist podd wrote:

> Donald Huebschman wrote:
> 
> > irb  
> > dyld: NSLinkModule() error  
> > dyld: Symbol not found: \_rl\_filename\_completion\_function  
> > Referenced from:  
> > /usr/local/lib/ruby/1.8/powerpc-darwin8.11.0/readline.bundle  
> > Expected in: flat namespace
> > 
> > Trace/BPT trap
> > 
> > ruby 1.8.6 (2008-03-03 patchlevel 114) [powerpc-darwin8.11.0]
> > 
> > Any suggestion?
> 
> Did you build Ruby yourself? If so, note that Tiger’s readline is  
> broken. Rebuild using the instructions at:
> 
> [Dan Benjamin](http://hivelogic.com/articles/ruby-rails-mongrel-mysql-osx/)
> 
> HTH
> 
> ## has
> 
> Control AppleScriptable applications from Python, Ruby and ObjC:  
> [http://appscript.sourceforge.net](http://appscript.sourceforge.net)

The build suggest by Dan fixed the problem. In the dim dark past of my  
recollection, I remember having to do that before.

Thanks,  
Don

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<div class="post-metadata">

**Author:** ![dhuebsch](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/d/9fc29f/32.png) [@dhuebsch](https://www.ruby-forum.com/u/dhuebsch)\
**Post date:** [April 12, 2008, 7:03pm UTC](https://www.ruby-forum.com/t/irb-error-on-osx-10-4-11/134553/4 "2008-04-12T19:03:19Z")

</div>

Donald Huebschman wrote:

> irb  
> dyld: NSLinkModule() error  
> dyld: Symbol not found: \_rl\_filename\_completion\_function  
> Referenced from:  
> /usr/local/lib/ruby/1.8/powerpc-darwin8.11.0/readline.bundle  
> Expected in: flat namespace
> 
> Trace/BPT trap
> 
> ruby 1.8.6 (2008-03-03 patchlevel 114) [powerpc-darwin8.11.0]
> 
> Any suggestion?

Did you build Ruby yourself? If so, note that Tiger’s readline is  
broken. Rebuild using the instructions at:

> **[Dan Benjamin](https://danbenjamin.com)**
>
> Dan Benjamin's personal website.

HTH

## has

Control AppleScriptable applications from Python, Ruby and ObjC:  
[http://appscript.sourceforge.net](http://appscript.sourceforge.net)