Release Notes

Table 5. Known issues in Storage Manager 2020 R1 (continued)
Issue Functional area Description Workaround/Resolution
SCOS-12316 Storage Manager
Client
The Storage Manager Client displays multi-
VLAN tagging options for I/O cards that do
not support multi-VLAN tagging.
Do not enable multi-VLAN tagging on
QLogic cards that do not support it.
DSM-41119 Storage Manager
Data Collector
Database errors might occur if a Data
Collector uses an internal flat file database
and manages a Storage Center with
multiple disk folders.
Use an external database instead of an
internal flat file database for the Data
Collector.
CAUTION: Internal flat file
databases are not recommended
for Data Collectors in production
environments.
DSM-37868 Storage Manager
Data Collector
If a Storage Center with an expired
password disconnects from the Data
Collector, the Storage Center cannot be
reconnected to the Data Collector.
Change the password on the Storage
Center by directly connecting to it using
the Storage Manager Client or Unisphere.
DSM-43060 Storage
Replication
Adapter (SRA)
Site Recovery Manager (SRM) might
generate the following error message
when a recovery or reprotect operation is
performed:
Unable to switch the site
preference to the recovery
site for the device.
SRA command
'prepareFailover' failed
for device.
1. Stop the Remote Data Collector.
2. Restart the Primary Data Collector.
3. Start the Remote Data Collector.
DSM-28137 Storage
Replication
Adapter (SRA)
SRM planned failovers with Live Volumes
fail when vMotion is not enabled in the
environment.
Enable vMotion. The Storage Replication
Adapter (SRA) with Stretched Storage and
Live Volumes requires vMotion.
DSM-18751 Storage
Replication
Adapter (SRA)
The installation wizard for the Storage
Replication Adapter (SRA) allows you to
begin updating from an older version of
SRA. Updating from previous versions of
the SRA is not supported.
Uninstall the previous version of the
Storage Replication Adapter (SRA), and
then install the new version.
DSM-47422 SupportAssist
and Updating
On new installations of Storage Manager
Data Collector 2020 R1, an "Unable to
connect to external website using proxy
settings specified" error might occur
when a proxy server is configured for
SupportAssist.
Uninstall Storage Manager Data Collector
2020 R1, install Storage Manager Data
Collector 2019 R1, configure the proxy
server, and update to Storage Manager
Data Collector 2020 R1.
DSM-36088 SupportAssist
and Updating
Occasionally, when starting a non-service
affecting update for a Storage Center
through the Data Collector, Storage
Manager loses connectivity with the
Storage Center.
The system automatically resolves the
connectivity issue.
DSM-45590 Unisphere Customers might experience issues
displaying graphs on the Performance tab
in Unisphere Central.
Use the Storage Manager Client connected
to the Data Collector to display
Performance graphs.
DSM-42195 Unisphere Exporting monitoring data to PDF
for multiple Storage Centers might
cause Unisphere Central to become
nonresponsive until the export is
completed.
Use the Storage Manager Client connected
to the Data Collector to export monitoring
data to PDF.
DSM-39691 Unisphere The following error message might be
displayed in the Unisphere web interface
Refresh the browser to reload the
Unisphere web page and continue
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