17.13 "Cannot create lockfile. Sorry" Sometimes when it can't create a lockfile you get the erroneous message: "... Device or resource busy" instead of the one above. When a port is "opened" by a program a lockfile is created in /var/lock/. Wrong permissions for the lock directory will not allow a lockfile to be created there. Use "ls -ld /var/lock" to see if the permissions are OK. Giving rwx p..