Error repairing imei J260m

Chimera Mobile Phone Utility version: 20.92.1241 @ 2019-04-27

Repair started
Unable to detect IMEI number.
Gathering phone info...
Collecting information. Be patient! Do NOT disconnect the phone!
Model: SM-J260M
Sales Code: COL
Country Code: COLOMBIA
Timezone: America/Argentina/Buenos_Aires
Android Version: 8.1.0 [M1AJB] [SDK 27]
Build Date: Tue Oct 23 04:09:18 KST 2018
PDA Version: J260MUBU2ARJ5 [october 2018, rev5]
Phone Version: J260MUBU2ARJ1 [october 2018, rev1]
CSC Version: J260MOWM2ARJ1 [october 2018, rev1]
Board Platform: EXYNOS5
Modem Platform: SHANNON305
Serial Number: R28KA1817YY
Battery Status: 3.86V (40%)
Network Type: GSM
SIM Status: READY
Multisim Config: SS
Warranty Bit: 0
Security Patch: 2018-10-01
Data Encryption State: encrypted
Repair imei...
Checking modem version.
Restarting phone.
Waiting for ADB connection. Be patient! Do NOT disconnect the phone!
Reading data. Be patient! Do NOT disconnect the phone!
Repair imei failed.
Finished at local time: [04.27.19 11:36:26]
WorkID: 58156600