Hi albi, Tks for your advice. > try : sudo sh ./jrockit-R26.4.0-jdk1.5.0_06-linux-x64.bi $ sudo sh ./jrockit-R26.4.0-jdk1.5.0_06-linux-x64.bin ./jrockit-R26.4.0-jdk1.5.0_06-linux-x64.bin: ./jrockit-R26.4.0-jdk1.5.0_06-linux-x64.bin: cannot execute binary file Sorry, still failed. B.R. SL