NEC Storage Manager - iSM13586: Target ATgroup is fault. ATG=<aaa...a> (code=<bbb...b>-<ccc...c>-<ccc...c>-<ccc...c>); iSM13587: Specified drive letter has already existed.

Chapter 2 Message List
383
iSM13586: Target ATgroup is fault.
ATG=<aaa...a>
(code=<bbb...b>-<ccc...c>-<ccc...c>-<
ccc...c>)
[Classification] ERROR
[Explanation] The sync state of the specified AT-group has become failure separation (Fault).
aaa...a : AT-group name
bbb...b : Process number
ccc...c : Detailed information (This code is not disorder reason but a
value for maintenance.)
[Measures] This AT-group may have been forcibly separated by another process or it may
have a fault. Check the state of the AT-group, and re-execute replicate or
restore.
iSM13587: Specified drive letter has already
existed.
[Classification] ERROR
[Explanation] Specified drive has already existed.
This message is output on Windows system.
[Measures] Check the drive letter, and re-execute.