imei repair failed

chm-u01 imei repair failed after emmc.


Chimera Mobile Phone Utility version: 22.18.0611 @ 2019-09-01
Repairing IMEI(s)...
Factory reset notify window was accepted.
Searching for manufacture port...
Testing connection...
Checking IMEI(s)...
Old IMEI1:: 8684*****
New IMEI1:: 86844*****
Old IMEI2:: 86844******
New IMEI2:: 868443******
Authenticating...
This may take a while.
Be patient! Do NOT disconnect the phone!
Identifying...
This may take a while.
Be patient! Do NOT disconnect the phone!
Failed to get identification credentials from the device
Retry 2/5
Failed to get identification credentials from the device
Retry 3/5
Failed to get identification credentials from the device
Retry 4/5
Failed to get identification credentials from the device
Retry 5/5
Failed to get identification credentials from the device
Identification of the device failed.
Finished at local time: [09.01.19 14:03:21]
WorkID: 71713680