Since samba4 4.0.0-102alpha18, ncalrpc spool is located at /run/samba/ncalrpc. /run is tmpfs in Fedora and thus /run/samba must be created after every reboot.
Easiest way to achieve it is to have following line in smb.service:
ExecStartPre=/bin/mkdir -p /run/samba
Fixed with a tempfiles.d config.
Metadata Update from @abbra: - Issue assigned to asn - Issue set to the milestone: FreeIPA 3.0 Trust Effort - 2012/03
Login to comment on this ticket.