My fault. The make rule for omniLifeCycleSK.cc does not invoke omniidl2 using its relative path. Make sure that you have omniidl2 (<snapshot_topdir>/bin/x86_nt_4.0/omniidl2.exe) reachable from your PATH environment variable. Sai-Lai -- Dr. Sai-Lai Lo | Research Scientist | E-mail: S.Lo@orl.co.uk | Olivetti & Oracle Research Lab | 24a Trumpington Street Tel: +44 223 343000 | Cambridge CB2 1QA Fax: +44 223 313542 | ENGLAND