Alcatel TCL A463BG unlock Error.

SigmaKey 2.15.00 ADB: Direct unlock
* daemon not running. starting it now *
* daemon started successfully *
^ Alcatel Composite ADB Interface
Version: Linux version 3.4.67 (int@int-101) (gcc version 4.7 (GCC) ) #1 SMP PREEMPT Fri Jul 3 12:40:54 CST 2015
Phone model: TCL A463BG
Android 4.4.2; Firmware: KOT49H; Date: Fri Jul 3 17:41:09 CST 2015
Version: 01001
Baseband Firmware: MOLY.WR8.W1315.MD.WG.MP.V62.P6, 2015/07/03 17:33
Baseband Processor: MT6582
Mounting system disk……Error 534C4C54

im know it no sopported yet.
Please support it.