Hi, I just installed a vanilla Zope 2.6.3 build from source with Python 2.1.3 from source, installed CMF and NuxUserGroups on top of it. Imported a CMF site from a 2.5.1 production Zope server and started playing around. Did not encounter many problems (yet) But every time I try to pack the Data.fs I get : Error Type: IOError Error Value: [Errno 13] Permission denied: '/usr/local/zope/2-6-3/var/Data.fs.pack' I've added 'zope' as a user to the system with 'nologin', added zope to my group 'roelvdb' and started Zope with option -u zope I've been playing around with security settings of files and folders, but I do not seem to get the right combination Does any one have an idea or a walktrough? TIA, Roel [root@w2depost05 2-6-3]# ls -al total 228 drwxrwxr-x 11 roelvdb roelvdb 4096 Jan 15 14:55 . drwxrwx--- 5 nobody roelvdb 4096 Jan 16 13:22 .. -rw-r--r-- 1 roelvdb roelvdb 57 Jul 9 2002 .cvsignore drwxrwxr-x 5 roelvdb roelvdb 4096 Jan 9 00:05 doc drwxrwxr-x 2 roelvdb roelvdb 4096 Jan 9 00:05 Extensions drwxrwxr-x 2 roelvdb roelvdb 4096 Jan 16 13:01 import drwxrwxr-x 2 roelvdb roelvdb 4096 Jan 15 11:47 inst drwxrwxr-x 4 roelvdb roelvdb 4096 Jan 9 00:05 lib -rw-r--r-- 1 roelvdb roelvdb 2366 Nov 28 2001 LICENSE.txt -rw-r--r-- 1 roelvdb roelvdb 164 May 9 2003 Makefile drwxrwxr-x 7 roelvdb roelvdb 4096 Jan 15 11:47 pcgi -rw-r--r-- 1 roelvdb roelvdb 1452 Aug 20 2002 README.txt -rw-r--r-- 1 roelvdb roelvdb 36545 Apr 30 2003 setup.py -rw-r--r-- 1 root root 27612 Jan 15 11:47 setup.pyc -rwx--x--x 1 root root 585 Jan 15 14:55 start -rwx--x--x 1 root root 55 Jan 15 11:49 stop -rw-r--r-- 1 roelvdb roelvdb 418 Jul 23 2002 stupid_clean drwxrwxr-x 3 roelvdb roelvdb 4096 Jan 15 11:47 utilities drwxr-x--t 2 root roelvdb 4096 Jan 16 14:12 var -rw-r--r-- 1 roelvdb roelvdb 1468 Aug 14 2002 wo_pcgi.py -rw-r--r-- 1 root root 1591 Jan 15 11:47 wo_pcgi.pyc -rw-r--r-- 1 roelvdb roelvdb 1320 Aug 14 2002 w_pcgi.py -rw-r--r-- 1 root root 1369 Jan 15 11:47 w_pcgi.pyc -rw-r--r-- 1 roelvdb roelvdb 31559 Jan 15 11:59 z2.py -rw-r--r-- 1 root root 23223 Jan 15 11:47 z2.pyc -rwxr-xr-x 1 root root 469 Jan 15 11:47 Zope.cgi -rw-r--r-- 1 roelvdb roelvdb 6423 May 9 2003 zpasswd.py -rw-r--r-- 1 root root 6782 Jan 15 11:47 zpasswd.pyc drwxrwxr-x 5 roelvdb roelvdb 4096 Jan 15 11:47 ZServer dir var has to be owned by root and have sticky bit set or Zope won't start [root@w2depost05 2-6-3]# ls var/ -al total 70792 drwxr-x--t 2 root roelvdb 4096 Jan 16 14:12 . drwxrwxr-x 11 roelvdb roelvdb 4096 Jan 15 14:55 .. -rw-r--r-T 1 zope roelvdb 110 Oct 16 2000 .cvsignore -rw-r--r-T 1 zope roelvdb 72145769 Jan 16 14:32 Data.fs -rw-r--r-T 1 zope roelvdb 7909 Jun 12 2002 Data.fs.in -rw-r--r-T 1 zope roelvdb 347 Jan 15 12:00 Data.fs.index -rw-r--r-- 1 zope roelvdb 102807 Jan 16 14:34 Data.fs.index.index_tmp -rw-r--r-T 1 zope roelvdb 5 Jan 16 14:12 Data.fs.lock -rw-r--r-T 1 zope roelvdb 367 Jan 16 14:32 Data.fs.tmp -rw-r--r-T 1 zope roelvdb 4 Jan 16 14:12 pcgi.pid srwxrwxrwx 1 root root 0 Jan 16 14:12 pcgi.soc -rw-r--r-T 1 zope roelvdb 107170 Jan 16 14:34 Z2.log -rw-r--r-T 1 zope roelvdb 5 Jan 16 14:12 Z2.pid Traceback (innermost last): Module ZPublisher.Publish, line 98, in publish Module ZPublisher.mapply, line 88, in mapply Module ZPublisher.Publish, line 39, in call_object Module App.ApplicationManager, line 354, in manage_pack Module ZODB.DB, line 526, in pack Module ZODB.FileStorage, line 1503, in pack Module ZODB.fspack, line 684, in pack