# Rubygems Problem

**URL:** <https://www.ruby-forum.com/t/rubygems-problem/144347>\
**Category:** Rails\
**Created:** [July 28, 2008, 9:56pm UTC](https://www.ruby-forum.com/t/rubygems-problem/144347 "2008-07-28T21:56:38Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![mwalsh](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/m/91b2a8/32.png) [@mwalsh](https://www.ruby-forum.com/u/mwalsh)\
**Post date:** [July 28, 2008, 9:56pm UTC](https://www.ruby-forum.com/t/rubygems-problem/144347/1 "2008-07-28T21:56:38Z")

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I’m getting an error while trying to update Rubygems using “gem update  
–system”:

Updating RubyGems…  
ERROR: While executing gem … (NoMethodError)  
private method `specification\_version=’ called for  
#Gem::Specification:0xb7dafb6c

Any ideas??