Error: adb:format: Error: {"error":{"killed":false,"code":1,"signal":null,"cmd":"/opt/ubports-installer/resources/app.asar.unpacked/platform-tools/linux/adb -P 5037 shell echo ."},"stdout":"","stderr":"error: device unauthorized.\nThis adb server's $ADB_VENDOR_KEYS is not set\nTry 'adb kill-server' if that seems wrong.\nOtherwise check for a confirmation dialog on your device."}

[fraCPH]

Automatically generated error report
UBports Installer Version: 0.4.18-beta
Device: hammerhead
OS to install: Ubuntu Touch
Settings: {"channel":"ubports-touch/16.04/stable","wipe":false,"bootstrap":true,"format":false}
Package: deb
Operating System: Ubuntu Linux 20.04 focal x64
NodeJS version: v12.0.0

Error log: https://paste.ubuntu.com//p/d7cVcPXPBB/

[NeoTheThird]

Duplicate of #983