Hi, Dave Thomas wrote: > ---------------------------------------- > Bug #232: profile: get error "can't creating binding object on top of Fiber" > http://redmine.ruby-lang.org/issues/show/232 Could you try it with newest revision? $ /tmp/trunk/bin/ruby -v -rprofile -e 'puts 1' ruby 1.9.0 (2008-07-08 revision 0) [i686-linux] 1 % cumulative self self total time seconds seconds calls ms/call ms/call name 0.00 0.00 0.00 1 0.00 0.00 Fixnum#to_s 0.00 0.00 0.00 2 0.00 0.00 IO#write 0.00 0.00 0.00 1 0.00 0.00 IO#puts 0.00 0.00 0.00 1 0.00 0.00 Kernel.puts 0.00 0.01 0.00 1 0.00 10.00 #toplevel -- // SASADA Koichi at atdot dot net