On 14 Jun 2007, at 12:56, Brad Hutchins wrote:

Checked "$:"
Did you do this in TM? E.g. in a document 

ruby -e'$><<$:*$/'

Then press ⌃R

Most likely TM is using a different version of Ruby than you use in the terminal. Compare “which ruby” ⌃R vs “which ruby” in Terminal