0xe00084ec - A backup storage read/write error has occurred
The Issue is resolved with Backup Exec 21.3 Hotfix 467719
Note: Before applying/installing the above patch please remove DeviceIO.dll file (provided by Technical Support as a temporary solution to this problem) from the BE Install Path. The 21.3 patch should copy the correct version of DeviceIO.dll when it Installs.
Backup to HPE StoreOnce OST fails when Backup Exec is patched to 21.3
ETrack: 4050277