On 2019-12-01 17:56, Boris Samorodov wrote: > What is the output of "sysctl kern.sugid_coredump" > command? # sysctl kern.sugid_coredump kern.sugid_coredump: 0 I've put kern.sugid_coredump=1 now; I'll see if this helps. BTW, this was not needed with Samba 4.8. Is it something new with 4.10? bye & Thanks av.