I am trying to run an executable from L4linux using run-l4 command. The script is: $ ./run-l4 dope.cfg Dope.cfg: sleep 1 task "dopelog" allow_cli priority xx But I get: L4_sleep(): IPC error 40 ... repeated for 21 lines LOADER not found. I am using L4Linux 2.6 on fiasco Thanks Jayesh