error with blade l3 update SigmaKey 2.15.01b1

Code:

--------- 2016-02-02 13:44:35 ---------
SigmaKey 2.15.01b1 ADB: Direct unlock
* daemon not running. starting it now *
* daemon started successfully *
^ Android Composite ADB Interface
Version: Linux version 3.4.67 (builder3@BuildMachine10) (gcc version 4.7 (GCC) ) #1 SMP PREEMPT Thu Apr 2 10:00:36 CST 2015
Phone model: ZTE Blade L3
Android 4.4.2; Firmware: KOT49H; Date: Thu Apr  2 10:03:52 CST 2015
Version: CLA_CL_QB125S_P182A20V1.0.1
Baseband Firmware: MOLY.WR8.W1315.MD.WG.MP.V62.P12, 2015/04/02 09:10
Baseband Processor: MT6582
Reading software IMEI.....Please send
C:\Users\MACTEL\Documents\SigmaKey\temporary backup\ZTE_Blade L3_KOT49H_Thu Apr  2 100352 CST 2015 (1).skb
file to support@sigmakey.com
Software IMEI: 131556484800217
Unlocking phone..............Smart-card exception 0x6985