[Samba] kerberos problem

[Roman Yerin]

# smbclient -k -L //radius/music$
krb5_get_credentials failed for radius$@SBRC.LOCAL (Unknown
error -1765328352)
spnego_gen_negTokenTarg failed: Unknown error -1765328352
session setup failed: NT_STATUS_OK

# wbinfo -u
Error looking up domain users

log:
[2004/03/26 10:48:30, 1] libsmb/clikrb5.c:ads_krb5_mk_req(276)
  krb5_get_credentials failed for shadow$@SBRC.LOCAL (Unknown
error -1765328343)
[2004/03/26 10:48:30, 1] libsmb/cliconnect.c:cli_session_setup_kerberos(516)
  spnego_gen_negTokenTarg failed: Unknown error -1765328343
[2004/03/26 10:48:30, 4] nsswitch/winbindd_cm.c:cm_open_connection(186)
  failed kerberos session setup with Unknown error -1765328343

anybody knows what's a problem?

freebsd 5.2.1 + samba 3.0.2a + heimdal 0.6