# Failing rio#mkdir in rio-0.3.4

**URL:** <https://www.ruby-forum.com/t/failing-rio-mkdir-in-rio-0-3-4/87882>\
**Category:** Ruby\
**Created:** [January 2, 2006, 11:45pm UTC](https://www.ruby-forum.com/t/failing-rio-mkdir-in-rio-0-3-4/87882 "2006-01-02T23:45:48Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![wybodekker](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/w/f05b48/32.png) [@wybodekker](https://www.ruby-forum.com/u/wybodekker)\
**Post date:** [January 2, 2006, 11:45pm UTC](https://www.ruby-forum.com/t/failing-rio-mkdir-in-rio-0-3-4/87882/1 "2006-01-02T23:45:48Z")

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Is there anybody on this list with:

ruby 1.8.3 or 1.8.4 and  
rio-0.3.4

who can run this:

require ‘rubygems’  
require ‘rio’  
p rio(??).mkdir.path

without getting an error message?