Dear Nisse, On Jun 18, 2009, at 7:19 PM, Nils Anders Danielsson wrote: > Darin had the same setup as you, except that he used GHC 6.10.3. Can > you > see if it works with that version of GHC? GHC 6.10.1 uses editline, > whereas GHC 6.10.3 uses haskeline. You are right. It works well after I upgrade to 6.10.3. :) sincerely, Shin