hi fellas

I wonder if any of you use(d) dl_sea_fw to flash SAS drive?
I try dl_sea_fw-0.2.3_64 to flash ST32000444SS but it fails:

$ ./linux\ cli\ tools/dl_sea_fw-0.2.3_64 -m ST32000444SS -f firmware/MU-SAS-0008.LOD -d /dev/sg59
================================================================================
 Seagate Firmware Download Utility v0.2.3 Build Date: Jan 
9 2013
 Copyright (c) 2012 Seagate Technology LLC, All Rights Reserved
 Thu Oct 12 11:33:05 2017
================================================================================
Downloading file firmware/MU-SAS-0008.LOD to /dev/sg59
send_io: Success
 !
FW Download FAILED

Would you have some advice?
many thanks, L.