After upgrading using "pkg refresh/install," my /opt got nuked and auto_home disappeared. I've upgraded before from 130 to 131 and 131 to 132 without any problems. This bug also appeared to some version prior to 130. My "/opt" is a ZFS volume which is exported. After upgrading, my /opt got disappeared. The upgrade from 132 to 133 seems not to be an upgrade but a fresh install.
Is this a know bug? -- This message posted from opensolaris.org