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UNIX user denied access to NTFS volume or qtree because No mapping found

Last Updated:

Applies to

  • ONTAP 9
  • NFS
  • NTFS security style volume


  • Accessing NTFS volume using Unix user fails with below error
user1@host ~]#cd /mnt/advfiler01
user1@host advfiler01]#ls
ls: reading directory'.': Permission denied
  • Uid for user1 is 2000 and user is not configured locally on ONTAP.
  • EMS contains an error that shows name mapping failure
11/29/2022 11:00:06 node1 ERROR secd.nfsAuth.noNameMap: vserver (vserver1) Cannot map UNIX name to CIFS name. Error: Get user credentials procedure failed
[    42] Mapping an unknown UID to default windows user
[    44] Unable to map '2000'. No default Windows user defined.
**[    44] FAILURE: Name mapping for UNIX user '2000' failed. No mapping found

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