NAS-Issues
NAS-Issues
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Support for NetApp Console Backup and Recovery
Learn how MetroCluster works, why it’s important to back up your data, and how NetApp Console backup and recovery can help.
Learn how MetroCluster works, why it’s important to back up your data, and how NetApp Console 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-566503: cifs:vserver object does not exist for SVMs with CIFS serverMon, 18 May 2026
- CONTAP-687720: CONTAP-687720: FlexCache create and remove operations can experience high latency due to repeated AIR activityMon, 04 May 2026
- CONTAP-691916: vscan can cause a panic when determining the path sizeFri, 01 May 2026
- CONTAP-689799: ONTAP FPolicy services become unavailable during file accessThu, 30 Apr 2026
- CONTAP-404606: CIFS clients receive STATUS_UNSUCCESSFUL on writes when volume is fenced for ndrfmWed, 29 Apr 2026
- CONTAP-563535: "Memory low" errors reported on nodes hosting FlexCache Origin or FlexCache volumes.Wed, 29 Apr 2026
- CONTAP-660825: FLEXCACHE_EXCEPTION writeback scrub failed errcode = 1.Mon, 27 Apr 2026
- CONTAP-691288: RFE - Add EMS message for error KRB5KRB_AP_ERR_BAD_INTEGRITYMon, 20 Apr 2026
- CONTAP-658061: No Fpolicy events observed after upgrading ONTAP to 9.16.1Fri, 17 Apr 2026
- CONTAP-674393: NTFS ACLs Overwritten When Applied in Parallel via ONTAP REST APIThu, 16 Apr 2026
- CONTAP-673574: Node hangs or disruptions seen with NFSv4.1 or NFSv4.2 workloads in ONTAP 9.18.1Tue, 14 Apr 2026
- CONTAP-669220: Writeback enabled cache volumes might see repeated disruptions when modifying ACLFri, 10 Apr 2026
- CONTAP-670237: ONTAP cluster node reboots unexpectedlyFri, 10 Apr 2026
- CONTAP-310617: Failed to enable NFS Kerberos on LIF "lif1". Failed to bind service principal name on LIF "lif1". general failureThu, 09 Apr 2026
- CONTAP-665067: Cannot delete Flexcache origin after cache volume is deletedWed, 08 Apr 2026
- CONTAP-567791: Cannot delete Flexcache origin volume after cache is deletedTue, 07 Apr 2026
- CONTAP-665428: Stale reconnect key at mirror partner due to inode collisionTue, 07 Apr 2026
- CONTAP-677102: file-directory ntfs dacl results in SecD Error: invalid sid stringFri, 03 Apr 2026
- CONTAP-649648: pNFS device mappings may not get updated after a node rebootTue, 31 Mar 2026
- CONTAP-672308: Request to support a REST call that adds a SID to a file ACL even when the SID cannot be translated to a userMon, 30 Mar 2026
- CONTAP-573120: RFE: Add REST-API endpoint attributes 'v3-hide-snapshot' for 'nfs-service-modify' callFri, 22 May 2026
- CONTAP-69819: Controller panic during enumeration of cifs sessionsFri, 22 May 2026
- CONTAP-92981: ONTAP rebooted unexpectedly due to assertion failure in FlexGroup Change-NotifyFri, 22 May 2026
- CONTAP-113058: NFS access issues in multi-protocol environmentsFri, 22 May 2026
- CONTAP-200342: Cifs outage due to DiskFile buildupFri, 22 May 2026
- CONTAP-31554: ONTAP CIFS server-side copy support (non-ODX)Fri, 22 May 2026
- CONTAP-691288: RFE - Add EMS message for error KRB5KRB_AP_ERR_BAD_INTEGRITYFri, 22 May 2026
- CONTAP-658061: No Fpolicy events observed after upgrading ONTAP to 9.16.1Fri, 22 May 2026
- CONTAP-689799: ONTAP FPolicy services become unavailable during file accessFri, 22 May 2026
- CONTAP-649648: pNFS device mappings may not get updated after a node rebootFri, 22 May 2026
- CONTAP-670237: ONTAP cluster node reboots unexpectedlyFri, 22 May 2026
- CONTAP-458820: ONTAP FlexCache origin volume experiences client I/O issues after cache volume deletion fails to clean up configurationFri, 22 May 2026
- CONTAP-669220: Writeback enabled cache volumes might see repeated disruptions when modifying ACLFri, 22 May 2026
- CONTAP-687720: CONTAP-687720: FlexCache create and remove operations can experience high latency due to repeated AIR activityThu, 21 May 2026
- CONTAP-673574: Node hangs or disruptions seen with NFSv4.1 or NFSv4.2 workloads in ONTAP 9.18.1Wed, 20 May 2026
- CONTAP-470768: NFS access hangs on FlexCache volumes due to stale config-refreshTue, 19 May 2026
- CONTAP-566503: cifs:vserver object does not exist for SVMs with CIFS serverMon, 18 May 2026
- CONTAP-586796: Flexcache cache locks are not getting freedMon, 18 May 2026
- CONTAP-673047: Node disruption may occur with NFSv4.x session trunking during mixed-version upgrade to 9.18.1x when LIF add/migrate operations are performedSun, 17 May 2026
- CONTAP-537578: Multichannel option is set to true on cifs server creationSun, 17 May 2026
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-387859: SETINFO metadata modification errouneously evicts blocks with write-back
- CONTAP-318796: Occasionally the SID Lookup via LSAR_LOOKUP_SIDS2 is failing due to error:NT_STATUS_NETWORK_SESSION_EXPIRED(0xc000035c)
- CONTAP-413023: Accessing an NFS mount fails due to authentication error
- CONTAP-250153: RFE to completely bypass name string resolution in NFSv4
- CONTAP-347583: CIFS server creation using Windows 2025 Domain Controller failing with KRB5KRB_AP_ERR_MODIFIED error
- CONTAP-423665: Fpolicy might stop sending screen requests due to RPC threads stuck on a RWLock
- CONTAP-407699: Customizable File Bypass for FC Writeback
- CONTAP-424340: Consider RW State of RAL Cache While Sending RETRIEVE Requests
- CONTAP-427577: Absorbing SetInfo with SMB2.FILE_ENDOFFILE_INFO at FlexCache to Prevent Eviction
- CAVSHIM-165: AV Connector REST API calls failing
- CONTAP-409673: Absorbing SetInfo with SMB2.FILE_ALLOCATION_INFO at FlexCache to Prevent Eviction
- CONTAP-401387: Do RETRIEVE in RW Mode While Sending Subsequent Retrieves Associated with a RW Cached Inode
- CONTAP-427419: Frequent Cache Evictions Due to File Renames
Recently updated
(date updated)- CONTAP-573120: RFE: Add REST-API endpoint attributes 'v3-hide-snapshot' for 'nfs-service-modify' call
- CONTAP-69819: Controller panic during enumeration of cifs sessions
- CONTAP-92981: ONTAP rebooted unexpectedly due to assertion failure in FlexGroup Change-Notify
- CONTAP-113058: NFS access issues in multi-protocol environments
- CONTAP-200342: Cifs outage due to DiskFile buildup
- CONTAP-31554: ONTAP CIFS server-side copy support (non-ODX)
- CONTAP-691288: RFE - Add EMS message for error KRB5KRB_AP_ERR_BAD_INTEGRITY
- CONTAP-658061: No Fpolicy events observed after upgrading ONTAP to 9.16.1
- CONTAP-689799: ONTAP FPolicy services become unavailable during file access
- CONTAP-649648: pNFS device mappings may not get updated after a node reboot
- CONTAP-670237: ONTAP cluster node reboots unexpectedly
- CONTAP-458820: ONTAP FlexCache origin volume experiences client I/O issues after cache volume deletion fails to clean up configuration
- CONTAP-669220: Writeback enabled cache volumes might see repeated disruptions when modifying ACL
- CONTAP-687720: CONTAP-687720: FlexCache create and remove operations can experience high latency due to repeated AIR activity
- CONTAP-673574: Node hangs or disruptions seen with NFSv4.1 or NFSv4.2 workloads in ONTAP 9.18.1
Recently added
(date created)- CONTAP-566503: cifs:vserver object does not exist for SVMs with CIFS server
- CONTAP-687720: CONTAP-687720: FlexCache create and remove operations can experience high latency due to repeated AIR activity
- CONTAP-691916: vscan can cause a panic when determining the path size
- CONTAP-689799: ONTAP FPolicy services become unavailable during file access
- CONTAP-404606: CIFS clients receive STATUS_UNSUCCESSFUL on writes when volume is fenced for ndrfm
- CONTAP-563535: "Memory low" errors reported on nodes hosting FlexCache Origin or FlexCache volumes.
- CONTAP-660825: FLEXCACHE_EXCEPTION writeback scrub failed errcode = 1.
- CONTAP-691288: RFE - Add EMS message for error KRB5KRB_AP_ERR_BAD_INTEGRITY
- CONTAP-658061: No Fpolicy events observed after upgrading ONTAP to 9.16.1
- CONTAP-674393: NTFS ACLs Overwritten When Applied in Parallel via ONTAP REST API
- CONTAP-673574: Node hangs or disruptions seen with NFSv4.1 or NFSv4.2 workloads in ONTAP 9.18.1
- CONTAP-669220: Writeback enabled cache volumes might see repeated disruptions when modifying ACL
- CONTAP-670237: ONTAP cluster node reboots unexpectedly
- CONTAP-310617: Failed to enable NFS Kerberos on LIF "lif1". Failed to bind service principal name on LIF "lif1". general failure
- CONTAP-665067: Cannot delete Flexcache origin after cache volume is deleted
