Hello, hipe:load/1 just doesn't work in R14A (or dev). A fix with non-regression tests can be found here: git fetch git://github.com/pguyot/otp.git pg/fix-hipe-load http://github.com/pguyot/otp/commit/66e2d5d13a0f55019e83a77a6a09fa255c72da9a Regards, Paul -- Semiocast http://semiocast.com/ +33.175000290 - 62 bis rue Gay-Lussac, 75005 Paris