NAS-Issues
NAS-Issues
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Support for BlueXP Backup and Recovery
Learn how MetroCluster works, why it’s important to back up your data, and how BlueXP backup and recovery can help.
Learn how MetroCluster works, why it’s important to back up your data, and how BlueXP backup and recovery can help.
Recommended component releases
List of recommended component releases per your ONTAP OS version.
List of recommended component releases per your ONTAP OS version.
Benefits of managing ATTO bridges in-band
Items to consider on the benefits of using ATTO bridges in-band.
Items to consider on the benefits of using ATTO bridges in-band.
How to use the RcfFileGenerator for MetroCluster IP
A detailed guide on how to use the RcfFileGenerator for MetroCluster IP.
A detailed guide on how to use the RcfFileGenerator for MetroCluster IP.
Useful commands for MetroCluster FC and IP switches
The most commonly used commands for configuring, managing and troubleshooting MetroCluster switches.
The most commonly used commands for configuring, managing and troubleshooting MetroCluster switches.
Upgrade switch RCF's without wiping the switch"
Documentation guide to upgrade an RCF file on a Cisco IP switch.
Documentation guide to upgrade an RCF file on a Cisco IP switch.
Other Resources
- CONTAP-572096: RFE: Support SMB3.1.1 protocol for DC connectionsTue, 28 Oct 2025
- CONTAP-442307: Large mbuffers exhaustion due to too many sockets from port 5455Wed, 08 Oct 2025
- CONTAP-532289: ONTAP cluster node reboots unexpectedly due to invalid memory access during antivirus scan decisionWed, 01 Oct 2025
- CONTAP-28710: Implement support for FSCTL_FILESYSTEM_GET_STATISTICS callMon, 29 Sep 2025
- CONTAP-543300: Can't set preferred-dc configuration for admin SVM active-directory accountMon, 29 Sep 2025
- CONTAP-525578: Vscan Connection Interruptions with SMB3 EncryptionMon, 29 Sep 2025
- CONTAP-551219: DRCGFM: Apply failed for Object: cifs_server_v2 Failed to create a domain entry. Reason: duplicate entryThu, 25 Sep 2025
- CONTAP-467556: ONTAP cluster node reboots unexpectedlyFri, 19 Sep 2025
- CONTAP-545536: RFE: If a data SVM is not in the Default IPspace, let the data SVM use custom schemas that belong to the admin SVMThu, 18 Sep 2025
- CONTAP-544388: Fpolicy Access Denied SMB Events are only supported with OPEN operationsWed, 17 Sep 2025
- CONTAP-464594: Windows client is unable to acquire CA share lock post volume move in ANF environment.Tue, 16 Sep 2025
- CONTAP-500272: NFSv4.0 returns BAD_SEQID error leading to IO ErrorTue, 16 Sep 2025
- CONTAP-461125: Handle Cred_missing error in Fpolicy that can cause Nwk thread hung on CPUMon, 15 Sep 2025
- CONTAP-526929: LsarOpenPolicy2 RPC Fails with STATUS_ACCESS_DENIED on ONTAP SMB SharesThu, 11 Sep 2025
- CONTAP-537927: s4u2self for the NULL userWed, 10 Sep 2025
- CONTAP-518068: Flexgroup utilizing CA Shares may see impact during volume move activity with Lock PersistenceMon, 08 Sep 2025
- CONTAP-525915: FlexCache volume inaccessible after removing unrelated originThu, 04 Sep 2025
- CONTAP-506156: SVM DR Does not replicate Share Access Control Permissions of newly created Qtree sharesWed, 13 Aug 2025
- CONTAP-498347: Disruptions on PCI bus 0,0,0 on systems using NFSv4.0Wed, 13 Aug 2025
- CONTAP-437640: NFS clients configured to use a large TCP slot size may cause a controller disruption in certain situations.Tue, 12 Aug 2025
- CONTAP-572096: RFE: Support SMB3.1.1 protocol for DC connectionsTue, 28 Oct 2025
- CONTAP-545536: RFE: If a data SVM is not in the Default IPspace, let the data SVM use custom schemas that belong to the admin SVMTue, 28 Oct 2025
- CONTAP-525915: FlexCache volume inaccessible after removing unrelated originMon, 27 Oct 2025
- CONTAP-498347: Disruptions on PCI bus 0,0,0 on systems using NFSv4.0Sat, 25 Oct 2025
- CONTAP-481468: Remove operation receives I/O error on a FlexCache origin when the cache is fullSat, 25 Oct 2025
- CONTAP-518068: Flexgroup utilizing CA Shares may see impact during volume move activity with Lock PersistenceSat, 25 Oct 2025
- CONTAP-532289: ONTAP cluster node reboots unexpectedly due to invalid memory access during antivirus scan decisionSat, 25 Oct 2025
- CONTAP-117165: Cannot create/modify/delete CIFS shares with the "allow-unencrypted-access" share property while "file-share" audit is enabledSat, 25 Oct 2025
- CONTAP-108271: The Display Path in the SMB RENAME Fpolicy notification shows old file nameSat, 25 Oct 2025
- CONTAP-109087: ONTAP cluster node reboots unexpectedlySat, 25 Oct 2025
- CONTAP-195749: Node panic due to [Possible duplicate free of address]Sat, 25 Oct 2025
- CONTAP-120160: NFS v4.2-xattrs field getting flipped after upgradesSat, 25 Oct 2025
- CONTAP-65553: Volume delete fail on SVM DR claiming Flexvol is a FlexCache origin volumeSat, 25 Oct 2025
- CONTAP-71119: Copying a read-only file to a Flexcache volume results in a permission denied but the file is still created via SMB protocol.Sat, 25 Oct 2025
- CONTAP-71492: File open request from SMB clients can sometimes cause problemSat, 25 Oct 2025
- CONTAP-78869: Failure of SnapMirror resync for the CIFS Domain Name Mapping Search TableSat, 25 Oct 2025
- CONTAP-81257: wafl.watch.cache.limit.near EMS ERR seenSat, 25 Oct 2025
- CONTAP-85379: Character Mapping Update Failure in SVM-DRSat, 25 Oct 2025
- CONTAP-85710: Low Memory on Flexcache Origin may cause storage disruptionSat, 25 Oct 2025
- CONTAP-86349: SMB access failures with out-of-sync machine account password errorsSat, 25 Oct 2025
NAS Public Report
Highest rated
(rating)- CONTAP-120160: NFS v4.2-xattrs field getting flipped after upgrades
- NFSv4.2 clients report "invalid argument" after upgrading ONTAP from a version affected by CONTAP-120160
- CONTAP-250153: RFE to completely bypass name string resolution in NFSv4
- CONTAP-413023: Accessing an NFS mount fails due to authentication error
- CONTAP-318796: Occasionally the SID Lookup via LSAR_LOOKUP_SIDS2 is failing due to error:NT_STATUS_NETWORK_SESSION_EXPIRED(0xc000035c)
- CONTAP-387859: SETINFO metadata modification errouneously evicts blocks with write-back
- CONTAP-347583: CIFS server creation using Windows 2025 Domain Controller failing with KRB5KRB_AP_ERR_MODIFIED error
- CONTAP-213490: Disruption of service after resetting the cifs account password
- CONTAP-358671: Improve NFS over TLS to allow certifcate SAN to use FQDN exclusively
- CONTAP-354380: ONTAP cluster node reboots unexpectedly
- CONTAP-278774: DR Configuration replication error after renaming export policy
- CONTAP-326304: DNS load-balancing doesn't restart after removing and reapplying LIF service policy
- CONTAP-338200: cifs domain password change fails due to Kerberos Error: 'Improper format of Kerberos configuration file'
- CONTAP-335321: NFS access hung when adding an export policy to a qtree
- CONTAP-335193: File level security permissions are not being applied as intended using REST API
Recently updated
(date updated)- CONTAP-572096: RFE: Support SMB3.1.1 protocol for DC connections
- CONTAP-545536: RFE: If a data SVM is not in the Default IPspace, let the data SVM use custom schemas that belong to the admin SVM
- CONTAP-525915: FlexCache volume inaccessible after removing unrelated origin
- CONTAP-498347: Disruptions on PCI bus 0,0,0 on systems using NFSv4.0
- CONTAP-481468: Remove operation receives I/O error on a FlexCache origin when the cache is full
- CONTAP-518068: Flexgroup utilizing CA Shares may see impact during volume move activity with Lock Persistence
- CONTAP-532289: ONTAP cluster node reboots unexpectedly due to invalid memory access during antivirus scan decision
- CONTAP-117165: Cannot create/modify/delete CIFS shares with the "allow-unencrypted-access" share property while "file-share" audit is enabled
- CONTAP-108271: The Display Path in the SMB RENAME Fpolicy notification shows old file name
- CONTAP-109087: ONTAP cluster node reboots unexpectedly
- CONTAP-195749: Node panic due to [Possible duplicate free of address]
- CONTAP-120160: NFS v4.2-xattrs field getting flipped after upgrades
- CONTAP-65553: Volume delete fail on SVM DR claiming Flexvol is a FlexCache origin volume
- CONTAP-71119: Copying a read-only file to a Flexcache volume results in a permission denied but the file is still created via SMB protocol.
- CONTAP-71492: File open request from SMB clients can sometimes cause problem
Recently added
(date created)- CONTAP-572096: RFE: Support SMB3.1.1 protocol for DC connections
- CONTAP-442307: Large mbuffers exhaustion due to too many sockets from port 5455
- CONTAP-532289: ONTAP cluster node reboots unexpectedly due to invalid memory access during antivirus scan decision
- CONTAP-28710: Implement support for FSCTL_FILESYSTEM_GET_STATISTICS call
- CONTAP-543300: Can't set preferred-dc configuration for admin SVM active-directory account
- CONTAP-525578: Vscan Connection Interruptions with SMB3 Encryption
- CONTAP-551219: DRCGFM: Apply failed for Object: cifs_server_v2 Failed to create a domain entry. Reason: duplicate entry
- CONTAP-467556: ONTAP cluster node reboots unexpectedly
- CONTAP-545536: RFE: If a data SVM is not in the Default IPspace, let the data SVM use custom schemas that belong to the admin SVM
- CONTAP-544388: Fpolicy Access Denied SMB Events are only supported with OPEN operations
- CONTAP-464594: Windows client is unable to acquire CA share lock post volume move in ANF environment.
- CONTAP-500272: NFSv4.0 returns BAD_SEQID error leading to IO Error
- CONTAP-461125: Handle Cred_missing error in Fpolicy that can cause Nwk thread hung on CPU
- CONTAP-526929: LsarOpenPolicy2 RPC Fails with STATUS_ACCESS_DENIED on ONTAP SMB Shares
- CONTAP-537927: s4u2self for the NULL user