9.0.2 Discussion

@STK_Carlos please try the following via SSH

systemctl stop kodi
/usr/bin/sqlite3 /storage/.kodi/userdata/Database/Addons27.db "UPDATE addons SET metadata = REPLACE(metadata,'https://addons.coreelec.org/9.0/','https://addons.coreelec.org/9.1/');"
/usr/bin/sqlite3 /storage/.kodi/userdata/Database/Addons27.db "UPDATE addons SET metadata = REPLACE(metadata,'https://addons.coreelec.org/9.0.1/','https://addons.coreelec.org/9.1/');"
systemctl start kodi
kodi-send --action="UpdateAddonRepos"

Then try to install from the repo again.