Hi, I have tested Agda 2.4.2.4 available at http://www1.eafit.edu.co/asr/tmp/Agda-2.4.2.4.tar.gz with GHC 7.6.3, 7.8.4 and 7.10.2 using Ubuntu 12.04 64-bits. Could someone test Agda 2.4.2.4 with Windows and Mac OS using the following instructions: $ tar xzf Agda-2.4.2.4.tar.gz $ cd Agda-2.4.2.4 $ cabal install Thanks, -- Andrés