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Unable to run setfacl on Unity NFSv4 export.
Updated: May 13, 2026
ID: 000196295
Dell EMC Unity, Dell EMC UnityVSA and Dell EMC Unity XT remediation is available for the Apache Log4j Remote Code Execution Vulnerability that may be exploited by malicious users to compromise the affected system. Dell recommends implementing this remediation as soon as possible in light of the critical severity of the vulnerability.
Updated: May 12, 2026
ID: 000194826
Replication session goes to halted state.
Updated: May 14, 2026
ID: 000198610
The NAS server is showing degraded in the user interface because it is unable to perform bind operation with LDAP server using anonymous user.
Updated: May 14, 2026
ID: 000198571
Receiving warning message when trying to modify the NTFS permission on the root of the share folder.
Updated: May 13, 2026
ID: 000198467
Adding autoregistered ESXi hosts to a General or ESXi host group type fails, resulting in the error: "Failed: One or more hosts does not match the host group type (Error Code: 0x900a810)."
Updated: May 13, 2026
ID: 000198405
This KB describes how to set up umask for Unity's FTP configuration.
Updated: May 13, 2026
ID: 000198160
This KB article details the susceptibility of VNX, VNXe and Dell Unity products to the vulnerabilities detailed in CVE-2022-22963 and CVE-2022-22965, collectively called "Spring4Shell" vulnerabilities
Updated: May 13, 2026
ID: 000198095
Attempt to create an SMB share named "Home" fails with error "A Share With The Specified Name Already Exists In The NAS Server. (Error Code:0x900a008)
Updated: May 13, 2026
ID: 000197531
Refreshing replication remote connection between Unity 5.1.2 and VNXe2 will fail during the "Refresh remote system connections on local system" step.
Updated: May 13, 2026
ID: 000197388
When user copies multiple files to a folder in a Continuous Availability (CA) enabled share, a prompt "The destination already has a file that is named XXX" may be received for one of the files that being copied. Disabling Continuous Availability on the share may help to work around the issue.
Updated: May 13, 2026
ID: 000197344
After upgrading to 5.1.2 the SPs may panic and go into service mode due to an issue with processing invalid NFS exports.
Updated: May 13, 2026
ID: 000197235
Procedure to recover a file system snapshot in Windows Host.
Updated: May 13, 2026
ID: 000197169
Unity SRM/SRA plugin discover shows the status as "Failover in progress".
Updated: May 13, 2026
ID: 000214347
This article describes one of the reasons why some users cannot access some folders after the upgrade and how to resolve it.
Updated: May 13, 2026
ID: 000197022
Dell Storage Simple Support Matrices on E-Lab Navigator provide the optimal interoperability for your storage solution.
Updated: May 13, 2026
ID: 000126411
Client application reports "no space left on device" when attempting to create file(s) on a Unity File System. There is sufficient available capacity in the File System.
Updated: May 13, 2026
ID: 000196796
This article describes one of the reasons why an error is generated when trying to enable Tree Quota for an existing folder.
Updated: May 13, 2026
ID: 000196737
This article describes one of the reasons why the following message is generated "The NAS server xxxx in the domain xxxx cannot reach any domain controller."
Updated: May 13, 2026
ID: 000196735
How to perform storage performance analysis and sizing of ASP capacity and individual disks for an IBM i host system.
Updated: May 13, 2026
ID: 000196713
This article provides best practices for the management of write cache (disabling, enabling, checking, flushing) during Unity Storage Processor (SP) maintenance activities. (User Correctable)
Updated: May 13, 2026
ID: 000196684
SFTP disconnection seen post Unity Code Upgrade to OE 5.0.7 version
Updated: May 13, 2026
ID: 000195892
During an NDU to 5.1.X code, if a rebalance operation is running, SP can panic.
Updated: May 13, 2026
ID: 000195884
When Continuous Availability (CA) is enabled on an SMB share, upgrading to version 5.1.2 may induce SP panics and SPs going in to service mode.
Updated: May 12, 2026
ID: 000195010
LUN or File System temporarily goes offline but comes back online by itself.
Updated: May 12, 2026
ID: 000193664
If inconsistent block size settings are used in the 2-way NDMP data transfer path, the NDMP backup will not work and the tapes used during the backup may be marked full prematurely. It has been observed that the NDMP backup will start but the tape loaded in the drive gets marked full immediately, even if there is space remaining on the tape.
Updated: May 12, 2026
ID: 000192759
Users found that the performance charts are not available in UnityOS 5.1.0 and 5.1.1.
Updated: May 12, 2026
ID: 000192659
This article describes how to copy customer data back to system drives from the hotspare used in Traditional pools.
Updated: May 12, 2026
ID: 000192478
This article explains an issue where upgrading to Unity OE 4.2 fails with the error "check_cores_existed_files_2." (User Correctable)
Updated: May 12, 2026
ID: 000052543
A Dell Unity Storage Processor (SP) may unexpectedly reboot due to Memory Map (MMAP) issues.
Updated: May 11, 2026
ID: 000191697