huawei unlock error


huawei remove firmware protection error SigmaKey 2.19.00 Qcom: Direct unlock
DBAdapter Reserved Interface (COM307), Provider: Huawei Incorporated, Driver ver.: 2.0.6.714, Date: 4/8/2015, USB\Vid_12d1&Pid_1035&Rev_0228&MI_04
Removing firmware protection……………………………Unable to connect to the server. Please check your network.

internet is working perfectly

please help i have two phones with same error