unable to unlock android 6.0.1

can’t unlock unable to unlock android 6.0.1 s5 s6 all time same error :

Quote:

Chimera Mobile Phone Utility version: 11.53.2033 @ 2016-10-02

Printing phone history

Unlock
10/2/2016
9:52:32
PM

Unlock
10/2/2016
9:45:32
PM

[Unlock phone started]

Gathering phone info…
Collecting information. Be patient! Do NOT disconnect the phone!
Model: SM-G900W8
Sales Code: VTR
Country Code: CANADA
Timezone: America/St_Johns
Android Version: 6.0.1 [MMB29M]
Build Date: Mon Jun 13 15:00:37 KST 2016
PDA Version: G900W8VLS1DPF3 [june 2016, rev3]
Phone Version: G900W8VLS1DPF3 [june 2016, rev3]
CSC Version: G900W8OYA1DPF3 [june 2016, rev3]
Product Code: SM-G900WZKAVTR
HIDSw Version: G900W8VLS1DPF3/G900W8OYA1DPF3/G900W8VLS1DPF3/G900W8VLS1DPF3
Board Platform: MSM8974
Modem Platform: MSM8974PRO
Serial Number: RV8G80B4Q0T
Imei: 353021071086762
Unique Number: C0000C752AD0522
Connections: AT,MTP
Battery Status: 4.11V (73%)
Network Type: GSM
SIM Status: NETWORK_LOCKED
Knox Version: v30
Warranty Bit: 0
Security Patch: 2016-06-01

Checking root state…
Not rooted.
There is no backup, because there is no root access.

Unlocking…
Trying on SAMSUNG Mobile USB Serial Port (COM110)
Protocol error.
Trying on SAMSUNG Mobile USB Serial Port (COM110)
Protocol error.
Trying on SAMSUNG Mobile USB Serial Port (COM110)
Protocol error.
Unable to unlock.
Finished at local time: [10.02.16 17:57:05]
WorkID: 13904285