Huawei Nova 2i Rne-L22 imei repair fail

Huawei Rne-L22 imei repair fail

Chimera Mobile Phone Utility version: 19.33.1814 @ 2018-11-22
Repairing IMEI(s)...
Searching for manufacture port...
Automatic Manufacture Port enabling...
The automatic Manufacture Port enabling failed.
Please enable it manually.
Testing connection...
Checking IMEI(s)...
Authenticating...
This may take a while.
Be patient! Do NOT disconnect the phone!
The device sent an invalid challenge.
Retry 2/5
The device sent an invalid challenge.
Retry 3/5
The device sent an invalid challenge.
Retry 4/5
The device sent an invalid challenge.
Retry 5/5
The device sent an invalid challenge.
Authentication with the device failed.
Finished at local time: [11.22.18 15:11:27]
WorkID: 47977975