Error unbinding a LUN in FC60 Array

[Bruno Rebelo Lobato]

I was tryng to remove a "unused" LUN via sam and via command line, but i receive the following error :
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Error in command execution, "RMT_AM60ERRORSTATUS_MSG"

AM60ERR : ERR_COMMAND_FAILED
AM60ERR QUAL : DELETE_LUN
MODULE_CODE_ID : SUBSYSTEM
COMMAND STATE : A SCSI error occurred
ERROR NUMBER : 2

Sense Key = 0x05: "ILLEGAL REQUEST"
Additional Sense Code = 0x94
Additional Sense Code Qual = 0x01

Decoded SCSI Sense:
Invalid Request Due to Current Logical Unit Ownership

amcfg: Error in command execution
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Please, i need help to solve this problem.

Bruno Lobato
Manaus - Amazonas - Brazil