If you have a problem with connection to SSHD server and in QHSTLOG you can see message like this :
sshd¢1485!: fatal: QsyGetProfileHandleNoPwd qsshd CPF22E3 ¢preauth!
you can check in sshd log something like this
debug1: permanently_set_uid GetPH pw_name qsshd rc=-1 avail=26 msgid=CPF22E3 [preauth]
QsyGetProfileHandleNoPwd qsshd CPF22E3 [preauth]