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-686340: MGWD panic while loading netgroup file having "\" characterFri, 07 Aug 2026
- CONTAP-751666: RFE: Request to cache DNS when a user of a trusted domain accesses a domain tunnelTue, 28 Jul 2026
- CONTAP-79683: DNS is never cached when doing domain tunnel for user of a trusted domainFri, 24 Jul 2026
- CONTAP-690404: New FlexCache create failed for FlexVol Origin previously hosting write-back enabled CacheThu, 02 Jul 2026
- CONTAP-683193: Long-running RPC operation (procedure number 21) for RPC server nitro_cfgThu, 25 Jun 2026
- CONTAP-719108: Windows Explorer 60-Second Hang When Copying Duplicate Files to SMB FlexCache Origin SharesWed, 24 Jun 2026
- CONTAP-731309: VMware disconnects sporadically due to Persistent Store changes in 9.18.1P2Tue, 23 Jun 2026
- CONTAP-718364: FlexCache origin volumes: Aggregate “Total Used” grows due to X-reserves, leading to out-of-space and data unavailabilityWed, 17 Jun 2026
- CONTAP-704079: LDAP server incorrectly marked unusable after successful search returns zero entriesTue, 16 Jun 2026
- CONTAP-710700: FPolicy persistent-store retry behavior may cause NFS and SMB protocol timeoutsThu, 11 Jun 2026
- CONTAP-700716: spinnp_lock causing affinity saturationTue, 09 Jun 2026
- CONTAP-715082: ONTAP cluster node reboots unexpectedlyMon, 08 Jun 2026
- CONTAP-437529: File in flexgroup reported fenced by multiple protocol when accessed by NFS even after auto-ndrfm operation is finishedMon, 08 Jun 2026
- CONTAP-722099: macOS Time Machine backups to ONTAP CIFS/SMB shares fail with "does not support SMB FullFSync"Mon, 08 Jun 2026
- CONTAP-60515: RFE: Allow skip on error for file security applyWed, 03 Jun 2026
- CONTAP-708700: Potential data loss during ANDU from ONTAP 9.19.1 RC1 to 9.19.1 GA on clusters with SnapMirror Synchronous (SM-S)Wed, 03 Jun 2026
- CONTAP-636252: Improve logging around failed revokes for FlexCacheTue, 02 Jun 2026
- CONTAP-662118: SMB file access intermittently hangs/timeouts on specific node after CSM session failureTue, 02 Jun 2026
- CONTAP-686109: CIFS security modify advertised-enc-types may fail with KRB5KDC_ERR_ETYPE_NOSUPPMon, 01 Jun 2026
- CONTAP-716218: Add cifs/<NETBIOS> short-name SPN to machine accountSat, 30 May 2026
- CONTAP-572096: RFE: Support SMB3.1.1 protocol for DC connectionsMon, 17 Aug 2026
- CONTAP-93360: File Deletion Stuck Due to Conflicting SETINFO CallsMon, 17 Aug 2026
- CONTAP-683193: Long-running RPC operation (procedure number 21) for RPC server nitro_cfgSun, 16 Aug 2026
- CONTAP-704079: LDAP server incorrectly marked unusable after successful search returns zero entriesSun, 16 Aug 2026
- CONTAP-437529: File in flexgroup reported fenced by multiple protocol when accessed by NFS even after auto-ndrfm operation is finishedSun, 16 Aug 2026
- CONTAP-636252: Improve logging around failed revokes for FlexCacheSun, 16 Aug 2026
- CONTAP-715922: SVM-DR apply fails for CIFS local user configuration (Object: local_users_rest_view)Sun, 16 Aug 2026
- CONTAP-404606: CIFS clients receive STATUS_UNSUCCESSFUL on writes when volume is fenced for ndrfmSun, 16 Aug 2026
- CONTAP-691916: vscan can cause a panic when determining the path sizeSun, 16 Aug 2026
- CONTAP-658061: No Fpolicy events observed after upgrading ONTAP to 9.16.1Sun, 16 Aug 2026
- CONTAP-689799: ONTAP FPolicy services become unavailable during file accessSun, 16 Aug 2026
- CONTAP-677102: file-directory ntfs dacl results in SecD Error: invalid sid stringSun, 16 Aug 2026
- CONTAP-649648: pNFS device mappings may not get updated after a node rebootSun, 16 Aug 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, 16 Aug 2026
- CONTAP-673574: Node hangs or disruptions seen with NFSv4.1 or NFSv4.2 workloadsSun, 16 Aug 2026
- CONTAP-670237: ONTAP cluster node reboots unexpectedlySun, 16 Aug 2026
- CONTAP-669220: Writeback enabled cache volumes might see repeated disruptions when modifying ACLSun, 16 Aug 2026
- CONTAP-649468: ONTAP silently drops encrypted SMB2 CANCEL for pending CHANGE_NOTIFY without encryption enforcement, causing client hang(~60s)Sun, 16 Aug 2026
- CONTAP-537578: Multichannel option is set to true on cifs server creationSun, 16 Aug 2026
- CONTAP-640703: CIFS user connection issues due to SecD being stuck with RESULT_ERROR_SECD_IN_DISCOVERY errorsSun, 16 Aug 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-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-250153: RFE to completely bypass name string resolution in NFSv4
- CONTAP-572096: RFE: Support SMB3.1.1 protocol for DC connections
- 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-473457: CIFS/SMB multichannel read/write Performance degradation observed when using FlexGroups
- CONTAP-407454: ONTAP node reboots with error WAFL hung for aggr1. in SK process wafl_exempt02
- CONTAP-392355: ONTAP FPolicy configuration replay fails after node reboot or upgrade
- CONTAP-441733: Memory leak on NFS4 Open code against Flexcache vol doing truncation work
- CONTAP-440303: CIFS password reset command failed: unable to save data
- CONTAP-458345: Pagination issue with GET /api/protocols/cifs/shares with the hidden share ONTAP_ADMIN$
- CONTAP-463866: Enabling Native Fpolicy with a large extension list on Flexcache can result in cause operations to fail
Recently updated
(date updated)- CONTAP-572096: RFE: Support SMB3.1.1 protocol for DC connections
- CONTAP-93360: File Deletion Stuck Due to Conflicting SETINFO Calls
- CONTAP-683193: Long-running RPC operation (procedure number 21) for RPC server nitro_cfg
- CONTAP-704079: LDAP server incorrectly marked unusable after successful search returns zero entries
- CONTAP-437529: File in flexgroup reported fenced by multiple protocol when accessed by NFS even after auto-ndrfm operation is finished
- CONTAP-636252: Improve logging around failed revokes for FlexCache
- CONTAP-715922: SVM-DR apply fails for CIFS local user configuration (Object: local_users_rest_view)
- CONTAP-404606: CIFS clients receive STATUS_UNSUCCESSFUL on writes when volume is fenced for ndrfm
- CONTAP-691916: vscan can cause a panic when determining the path size
- CONTAP-658061: No Fpolicy events observed after upgrading ONTAP to 9.16.1
- CONTAP-689799: ONTAP FPolicy services become unavailable during file access
- CONTAP-677102: file-directory ntfs dacl results in SecD Error: invalid sid string
- CONTAP-649648: pNFS device mappings may not get updated after a node reboot
- 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 performed
- CONTAP-673574: Node hangs or disruptions seen with NFSv4.1 or NFSv4.2 workloads
Recently added
(date created)- CONTAP-686340: MGWD panic while loading netgroup file having "\" character
- CONTAP-751666: RFE: Request to cache DNS when a user of a trusted domain accesses a domain tunnel
- CONTAP-79683: DNS is never cached when doing domain tunnel for user of a trusted domain
- CONTAP-690404: New FlexCache create failed for FlexVol Origin previously hosting write-back enabled Cache
- CONTAP-683193: Long-running RPC operation (procedure number 21) for RPC server nitro_cfg
- CONTAP-719108: Windows Explorer 60-Second Hang When Copying Duplicate Files to SMB FlexCache Origin Shares
- CONTAP-731309: VMware disconnects sporadically due to Persistent Store changes in 9.18.1P2
- CONTAP-718364: FlexCache origin volumes: Aggregate “Total Used” grows due to X-reserves, leading to out-of-space and data unavailability
- CONTAP-704079: LDAP server incorrectly marked unusable after successful search returns zero entries
- CONTAP-710700: FPolicy persistent-store retry behavior may cause NFS and SMB protocol timeouts
- CONTAP-700716: spinnp_lock causing affinity saturation
- CONTAP-715082: ONTAP cluster node reboots unexpectedly
- CONTAP-437529: File in flexgroup reported fenced by multiple protocol when accessed by NFS even after auto-ndrfm operation is finished
- CONTAP-722099: macOS Time Machine backups to ONTAP CIFS/SMB shares fail with "does not support SMB FullFSync"
- CONTAP-60515: RFE: Allow skip on error for file security apply
