never happened to me and i edit /etc/inittab directly all the time. we are mostly at 4.3.3.0-09 and 5.1.0.0-03, however, not sure i ever tried on ML 10. perhaps a `lppchk -v` would reveal something, not sure about the problem but i don't feel it's a version thing. IBM Certified -- AIX 4.3 Obfuscation