When configuring printing to use spoolssd variable expansion of %U (and %u and %D) is not working. Have patch, need bugnumber.
This bug was referenced in samba master: 7662a77c4cb473c431386c9b8014e846bc5e5882 16a1aefb72f3cf2093f2cffe1bd0e2483b761e6f
This bug was referenced in samba master: 78208c62c154545fc45d87bfce24c5fffd1e33d9