Hi, When I'm trying to add a storage domain via the webadmin I'm getting the error message that's on the subject. in the vdsm.log I see this error: 2020-07-29 04:53:48,045-0400 ERROR (check/loop) [storage.Monitor] Error checking path /rhev/data-center/mnt/vserver-spider.eng.lab.tlv.redhat.com:_pub_delfassy_nfs__42/17093147-8e4b-4161-9ae3-4d4606b140df/dom_md/metadata (monitor:525) Traceback (most recent call last): File "/usr/lib/python3.6/site-packages/vdsm/storage/monitor.py", line 523, in _pathChecked delay = result.delay() File "/usr/lib/python3.6/site-packages/vdsm/storage/check.py", line 391, in delay raise exception.MiscFileReadException(self.path, self.rc, self.err) vdsm.storage.exception.MiscFileReadException: Internal file read failure: ('/rhev/data-center/mnt/vserver-spider.eng.lab.tlv.redhat.com:_pub_delfassy_nfs__42/17093147-8e4b-4161-9ae3-4d4606b140df/dom_md/metadata', 1, bytearray(b"/usr/bin/dd: failed to open \'/rhev/data-center/mnt/vserver-spider.eng.lab.tlv.redhat.com:_pub_delfassy_nfs__42/17093147-8e4b-4161-9ae3-4d4606b140df/dom_md/metadata\': No such file or directory\n")) when looking at the directory I do see that metadata was created under this directory, with the following content: [delfassy@delfassy mnt]$ cd new_nfs/cddff7bb-bb0a-4fc8-8ba4-023be91d822d/dom_md/ [delfassy@delfassy dom_md]$ less metadata CLASS=Data DESCRIPTION=spider IOOPTIMEOUTSEC=10 LEASERETRIES=3 LEASETIMESEC=60 LOCKPOLICY= LOCKRENEWALINTERVALSEC=5 POOL_UUID= REMOTE_PATH=vserver-spider.eng.lab.tlv.redhat.com:/pub/delfassy/new_nfs ROLE=Regular SDUUID=cddff7bb-bb0a-4fc8-8ba4-023be91d822d TYPE=NFS VERSION=4 _SHA_CKSUM=f4953016c94f205127b00a5b10f0e7d5d9cf24f7 The permissions on the directory are: drwxrwxrwx. 3 vdsm kvm 4096 Jul 29 11:49 new_mnt Are there any other configurations I'm missing? Any idea how this issue can be resolved? Thanks, Dana