Authenticated scan, 0% for two hours

Hi, in target host in auth.log i have
CRON[2312]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
CRON[2312]: pam_unix(cron:session): session closed for user root
Scan doesn’t work it’s 0% since 2h

(moderator note- closed as duplicate)