#SCCM /#Configmgr backup failing with error starting asynchronous do snapshotset smsbkp.log

Recently encountered backup issue on one of the primary site server and backup never ends stuck at “info:starting asynchronous do snapshotset… ” though sms_site_backup service running and never(did not monitored for too longtime) ends until you stop it manually. Below is the snapshot captured when error occurred. Why does it hangs over there ? what…