sudo ./nvautoflash.sh *** Checking ONLINE mode ... OK. *** Checking target board connection ... 1 connections found. *** Reading ECID ... *** Error: ECID read failed. Put the target board in RCM mode and retry. sudo ./nvautoflash.sh *** Checking ONLINE mode ... OK. *** Checking target board connection ... 1 connections found. *** Reading ECID ... *** Error: ECID read failed. Put the target board in RCM mode and retry.