So I was excited to upgrade my build to Warrior, and it’s gone mostly well, but I’m having one problem that’s worrying me a bit. I have a serial port attached to the Uart for debugging and after the mender update from Thud to Warrior it stops working. It’ll show the U-boot startup, but the last thin…

Uart stopped working after update from Thud to Warrior

mirzak October 30, 2019, 8:43am 3

Also checkout the known issues section in this thread, Raspberry Pi 3 Model B/B+.

Topic		Replies	Views
Issues with Raspberry Pi when updating rocko -> thud General Discussions	23	1802	June 17, 2019
Raspberry Pi stuck in u-boot after mender update General Discussions	2	713	July 31, 2019
Error in U-Boot setup: Boot and Root partitions don't match General Discussions raspberry-pi-zero-wifi , warrior	9	6055	August 7, 2019
Raspberry Pi 4 stuck on boot General Discussions u-boot , boot , kernel	5	34	January 26, 2026
Update not working - reporting incorrect artifact name and reboot required General Discussions yocto , raspberry-pi-3 , zeus	9	1382	October 28, 2020