i get next error during installation of wpi driver (wifi), link of driver: http://hub.opensolaris.org/bin/view/Community+Group+laptop/wpi
--------------------------------------------------------------------------------------------------- # pkgadd -d packages/i386/nightly/ SUNWwpi pkgadd: ERROR: unable to open global zone only package list file <//var/sadm/install/gz-only-packages>: Read-only file system Processing package instance <SUNWwpi> from </jack/packages/i386/nightly> Intel(R) PRO/Wireless 3945ABG driver(i386) 11.11,REV=2007.04.27.14.28 pkgadd: ERROR: unable to create governing lock file </var/sadm/install/.lockfile>. No changes were made to the system.