Error is:
Setting up winbind (2:3.4.7~dfsg-1ubuntu3.2) ...
groupadd: cannot lock /etc/gshadow; try again later.
addgroup: `/usr/sbin/groupadd -g 123 winbindd_priv' returned error code 10. Exiting.
Make sure you don't have any /etc/gshadow.lock file (remove it if present). Then try again.
Error is:
Setting up winbind (2:3.4. 7~dfsg- 1ubuntu3. 2) ...
groupadd: cannot lock /etc/gshadow; try again later.
addgroup: `/usr/sbin/groupadd -g 123 winbindd_priv' returned error code 10. Exiting.
Make sure you don't have any /etc/gshadow.lock file (remove it if present). Then try again.