Release Notes

Table 39. Known hardware and configuration issues
Issue Description Workaround
50686 Running a rescan using ME Storage Manager causes a
temporary false temp sensor error.
This health issue resolves itself and does not
generate an event in the logs.
NOTE: This issue is fixed in GT280R004-01
firmware.
50685 ME Storage Manager validation fails on SMTP server if you
enter an FQDN instead of an IP.
Enter a valid IP address, or use the CLI.
NOTE: This issue is fixed in GT280R004-01
firmware.
50204 Rarely, replacing a controller with DHCP turned off causes
the Storage Controller to have an invalid IPv6 IP address.
Perform the following steps from the controller that
was not replaced:
1. Add the IPv6 address.
2. Set the correct IPv4 network parameters.
3. In the CLI run restart mc <ID> where <ID>
is the replaced controller. For example, to restart
controller B, run restart mc b.
NOTE: This issue is fixed in GT280R004-01
firmware.
49874 A controller module was killed by its partner. Restart the controller module.
NOTE: This issue is fixed in GT280R004-01
firmware.
49932 After attempting to change FDE keys twice on a failed disk,
the system secured the disks.
Remove failed disks from the system, and replace
them with new ones.
NOTE: This issue is fixed in GT280R004-01
firmware.
48310 ME Storage Manager returns an error if you click Turn OFF
LEDs without selecting any component.
You can ignore the error and click OK, or select a
component with LEDs on and click Turn OFF LEDs.
NOTE: This issue is fixed in GT280R004-01
firmware.
Table 40. Known installation and update issues
Issue Description Workaround
50418 Inserting a controller containing older firmware causes the
controller with newer firmware to unexpectedly reboot after
the firmware is synchronized.
None needed. The automatic reboot fixes the issue.
NOTE: This issue is fixed in GT280R004-01
firmware.
50140 In rare cases, after installing a firmware bundle, event 235 is
logged with details that include Not Ready, enclosure
services unavailable.
Quiesce I/O to the storage system and then power
cycle the controller enclosure.
49945 Network IP settings of a newly inserted controller are
incorrect if the following are true:
● The newly inserted controller uses IPv6 addressing.
● The mid-plane is set to static IP addressing.
● The newly inserted controller is set to DHCP.
● A communication issue occurs between the management
controller and the storage controller.
Set up the new controller IP addresses manually.
See the topic about configuring controller network
ports in the Dell EMC ME4 Series Storage System
Administrator's Guide.
NOTE: This issue is fixed in GT280R004-01
firmware.
49746 Some disk groups are quarantined, and disks are reported
as missing after updating firmware for a 2U24 controller
enclosure with a single controller module, 5U84 expansion
enclosures, a maximum pool configuration, and active host
I/O and utility I/O.
Perform the following steps:
1. Before upgrading the firmware, ensure that
any disk group reconstruction and online/offline
initialization operations are complete.
2. Quiesce I/O and stop scrub utilities.
3. Power off the controller enclosure.
GT275R005-04 Firmware 23