Hi at all I have a problem after upgrade my dc to samba-4.17.3, when i try to connect to my datamember with samba 4.9.1 [root at dc4 etc]# smbclient -L srvcerruti Password for [administrator at LXCERRUTI.COM]: gse_get_client_auth_token: gss_init_sec_context failed with [ Miscellaneous failure (see text): Matching credential not found (krbtgt/LXCERRUTI.COM at LXCERRUTI.COM<mailto:krbtgt/LXCERRUTI.COM at LXCERRUTI.COM>) (cifs/srvcerruti at LXCERRUTI.COM)](2529639053<mailto:cifs/srvcerruti at LXCERRUTI.COM)%5d(2529639053>) gensec_spnego_client_negTokenInit_step: gse_krb5: creating NEG_TOKEN_INIT for cifs/srvcerruti failed (next[(null)]): NT_STATUS_LOGON_FAILURE Anonymous login successful Sharename Type Comment --------- ---- ------- Vol1 Disk Home Directory per ogni User TexC Disk TexC per controlli finali MagFil Disk Share per Magazzino Filati LFC Disk Share per Outlet McLFC Disk Share per gestione Outlet Osra Disk Share per ufficio Paghe pdf Printer Generatore file PDF IPC$ IPC IPC Service (Samba Member - Versione 4.9.1) Reconnecting with SMB1 for workgroup listing. gse_get_client_auth_token: gss_init_sec_context failed with [ Miscellaneous failure (see text): Matching credential not found (krbtgt/LXCERRUTI.COM at LXCERRUTI.COM<mailto:krbtgt/LXCERRUTI.COM at LXCERRUTI.COM>) (cifs/srvcerruti at LXCERRUTI.COM)](2529639053<mailto:cifs/srvcerruti at LXCERRUTI.COM)%5d(2529639053>) gensec_spnego_client_negTokenInit_step: gse_krb5: creating NEG_TOKEN_INIT for cifs/srvcerruti failed (next[(null)]): NT_STATUS_LOGON_FAILURE Anonymous login successful Server Comment --------- ------- SRVCERRUTI Samba Member - Versione 4.9.1 SRVPAGHE Workgroup Master --------- ------- LXCERRUTI SRVPAGHE Corrado Ravinetto Sistemi informativi corrado.ravinetto at lanificiocerruti.com <mailto:corrado.ravinetto at lanificiocerruti.com> T: +39 015 3591283 [Lanificio F.lli CERRUTI] Lanificio F.lli Cerruti S.p.A. Via Cernaia 40, 13900 - Biella (BI) Italy www.lanificiocerruti.com <http://www.lanificiocerruti.com/> [Twitter] <https://twitter.com/Lan_Cerruti> [Facebook] <https://www.facebook.com/LanificioCerruti> [Instagram] <https://www.instagram.com/lanificiocerruti/> Rispetta l'ambiente, non stampare questa mail se non necessario Respect the environment, don't print unless necessary [Unesco]