Hello, windows10pro version 1511 os build 10586.29 nut 2.6.5-6 windows binary package device ups: poweron vs 950 when I do testing shutdown it does not shutdown. Thank's. driver debug output: C:\Program Files (x86)\NUT\bin>blazer_usb -DD -a myups Network UPS Tools - Megatec/Q1 protocol USB driver 0.10 (Windows-v2.6.5-5-7-g72f380c) 0.000000 debug level is '2' 0.000000 Checking device (0665/5161) (bus-0/\\.\libusb0-0001--0x0665-0x5161) 0.000000 - VendorID: 0665 0.000000 - ProductID: 5161 0.000000 - Manufacturer: unknown 0.000000 - Product: USB to Serial 0.000000 - Serial Number: unknown 0.015625 - Bus: bus-0 0.015625 Trying to match device 0.015625 Device matches 0.015625 Trying megatec protocol... 0.156269 blazer_status: short reply 0.156269 Status read 1 failed 0.296896 blazer_status: short reply 0.296896 Status read 2 failed 0.437523 blazer_status: short reply 0.437523 Status read 3 failed 0.437523 Trying mustek protocol... 0.765652 blazer_status: non numerical value [--.-] 0.781512 Status read in 1 tries 0.781512 Supported UPS detected with mustek protocol 1.000347 Ratings read in 1 tries 1.141017 blazer_vendor: short reply 1.141017 Vendor information read 1 failed 1.281643 blazer_vendor: short reply 1.281643 Vendor information read 2 failed 1.422270 blazer_vendor: short reply 1.422270 Vendor information read 3 failed 1.437881 Vendor information unavailable 1.437881 No values provided for battery high/low voltages in ups.conf 1.453506 Using 'guestimation' (low: 10.400000, high: 13.000000)! 1.469132 Battery runtime will not be calculated (runtimecal not set) 1.799942 blazer_status: non numerical value [--.-] 1.815575 dstate_init: sock \\.\pipe\blazer_usb-myups open on fd 260 2.143719 blazer_status: non numerical value [--.-] 4.131095 blazer_status: non numerical value [--.-] 6.131251 blazer_status: non numerical value [--.-] ^C C:\Program Files (x86)\NUT\bin> ================================ config files: nut.conf MODE=standalone ups.conf [myups] driver = blazer_usb port = auto upsd.users [upsmon] password = passwd upsmon master upsmon.conf MONITOR myups at localhost 1 upsmon passwd master SHUTDOWNCMD "C:\\WINDOWS\\system32\\shutdown.exe -s -t 0" POWERDOWNFLAG "C:\\killpower"