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-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-242621: FlexCache hang on the cache volumeMon, 04 Aug 2025
- CONTAP-510949: FlexCache latency on cache due to soft deadlock.Mon, 04 Aug 2025
- CONTAP-40350: ONTAP does not support SMB2 query for "FileNormalizedNameInformation"Tue, 07 Oct 2025
- CONTAP-544388: Fpolicy Access Denied SMB Events are only supported with OPEN operationsTue, 07 Oct 2025
- CONTAP-551219: DRCGFM: Apply failed for Object: cifs_server_v2 Failed to create a domain entry. Reason: duplicate entryMon, 06 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 SVMMon, 06 Oct 2025
- CONTAP-58592: SECD crashing due to invalid or corrupted BerElemntMon, 06 Oct 2025
- CONTAP-298251: SMB Reads are not responded to after write with FC WritebackSat, 04 Oct 2025
- CONTAP-285047: Find returns Internal Error on a writeback enabled flexcache volumeSat, 04 Oct 2025
- CONTAP-281414: ONTAP cluster node reboots unexpectedlySat, 04 Oct 2025
- CONTAP-354468: Slowness Encountered with the GET API /protocols/cifs/sharesSat, 04 Oct 2025
- CONTAP-498347: Disruptions on PCI bus 0,0,0 on systems using NFSv4.0Sat, 04 Oct 2025
- CONTAP-25749: ABE might impact performance when directories have many subdirectories or files with distinct ACLsSat, 04 Oct 2025
- CONTAP-39723: FPolicy does not support NFSv4.1Sat, 04 Oct 2025
- CONTAP-273469: ONTAP Cluster node reboots unexpectedly - CIFSSat, 04 Oct 2025
- CONTAP-228294: SubjectUserName and SubjectDomainName are displayed as Not Present in the NFS audit record even if there are user mappingSat, 04 Oct 2025
- CONTAP-196833: page fault (supervisor read data, page not present) on VA 0x1e0Sat, 04 Oct 2025
- CONTAP-178914: NFSv4.2 sparse file partial range deallocates result in NFS4ERR_IOSat, 04 Oct 2025
- CONTAP-104387: The EMS alert secd.rpc.authRequest.blocked does not include a usernameSat, 04 Oct 2025
- CAVSHIM-165: AV Connector REST API calls failingSat, 04 Oct 2025
- CAVSHIM-147: Polling more than 800 lifs may cause memory pressure on the av connectorSat, 04 Oct 2025
- CONTAP-126045: Segmentation Fault Occurrence During Scheduled On-Demand Vscan Job Execution.Sat, 04 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-341968: Unexpected reboot of an node
- 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-341013: vscan extensions exclusion list is not handled properly for file names with double extensions
- CONTAP-213490: Disruption of service after resetting the cifs account password
- CONTAP-306597: Bug public information is not yet available.
- CONTAP-335321: NFS access hung when adding an export policy to a qtree
Recently updated
(date updated)- CONTAP-40350: ONTAP does not support SMB2 query for "FileNormalizedNameInformation"
- CONTAP-544388: Fpolicy Access Denied SMB Events are only supported with OPEN operations
- CONTAP-551219: DRCGFM: Apply failed for Object: cifs_server_v2 Failed to create a domain entry. Reason: duplicate entry
- 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-58592: SECD crashing due to invalid or corrupted BerElemnt
- CONTAP-298251: SMB Reads are not responded to after write with FC Writeback
- CONTAP-285047: Find returns Internal Error on a writeback enabled flexcache volume
- CONTAP-281414: ONTAP cluster node reboots unexpectedly
- CONTAP-354468: Slowness Encountered with the GET API /protocols/cifs/shares
- CONTAP-498347: Disruptions on PCI bus 0,0,0 on systems using NFSv4.0
- CONTAP-25749: ABE might impact performance when directories have many subdirectories or files with distinct ACLs
- CONTAP-39723: FPolicy does not support NFSv4.1
- CONTAP-273469: ONTAP Cluster node reboots unexpectedly - CIFS
- CONTAP-228294: SubjectUserName and SubjectDomainName are displayed as Not Present in the NFS audit record even if there are user mapping
- CONTAP-196833: page fault (supervisor read data, page not present) on VA 0x1e0
Recently added
(date created)- 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
- CONTAP-518068: Flexgroup utilizing CA Shares may see impact during volume move activity with Lock Persistence
- CONTAP-525915: FlexCache volume inaccessible after removing unrelated origin