When winbind is enabled in either /etc/nsswitch.conf or in /etc/pam.d/* files.
So, whenever trying to upgrade samba you will get something like:
----
Do you want to continue? [Y/n] y
(Reading database ... 115473 files and directories currently installed.)
Preparing to unpack .../libnss-winbind_2%3a4.3.9+dfsg-0ubuntu0.14.04.2~lp1584485~4_amd64.deb ...
Warning:
You have winbind configured in either NSS (/etc/nsswitch.conf)
or in PAM (/etc/pam.d/*). Before proceeding with the
installation, or upgrade, make sure to disable winbind!
dpkg: error processing archive /var/cache/apt/archives/libnss-winbind_2%3a4.3.9+dfsg-0ubuntu0.14.04.2~lp1584485~4_amd64.deb (--unpack):
subprocess new pre-installation script returned error exit status 1
dpkg: error while cleaning up:
subprocess new post-removal script returned error exit status 1
----
That will save you from crashing your system because of NSS being broken.
According to document:
https:/ /wiki.debian. org/MaintainerS cripts
I added constrains on letting upgrade to happen for:
libnss-winbind
libpam-winbind
libwbclient0
samba-dsdb-modules
samba-libs
samba
winbind
When winbind is enabled in either /etc/nsswitch.conf or in /etc/pam.d/* files.
So, whenever trying to upgrade samba you will get something like:
----
Do you want to continue? [Y/n] y winbind_ 2%3a4.3. 9+dfsg- 0ubuntu0. 14.04.2~ lp1584485~ 4_amd64. deb ...
(Reading database ... 115473 files and directories currently installed.)
Preparing to unpack .../libnss-
Warning:
You have winbind configured in either NSS (/etc/nsswitch. conf)
or in PAM (/etc/pam.d/*). Before proceeding with the
installation, or upgrade, make sure to disable winbind!
dpkg: error processing archive /var/cache/ apt/archives/ libnss- winbind_ 2%3a4.3. 9+dfsg- 0ubuntu0. 14.04.2~ lp1584485~ 4_amd64. deb (--unpack):
subprocess new pre-installation script returned error exit status 1
dpkg: error while cleaning up:
subprocess new post-removal script returned error exit status 1
----
That will save you from crashing your system because of NSS being broken.
Attaching debdiffs...