After upgrading from 3.3 to 3.4M2
im getting this error
Some .kar files are not installed yet. Delaying add-on installation by 15s.
(cache cleared system rebooted several times)
when updating i got this error, maybe this causing the other error
mads@openHAB4:~ $ sudo apt-get update
Get:1 http://davesteele.github.io/comitup/repo comitup InRelease [4,659 B]
Hit:2 http://raspbian.raspberrypi.org/raspbian buster InRelease
Err:1 http://davesteele.github.io/comitup/repo comitup InRelease
The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 0959C4A3DCF89FBF
Hit:3 https://repos.influxdata.com/debian buster InRelease
Hit:4 http://archive.raspberrypi.org/debian buster InRelease
Hit:5 https://packages.grafana.com/oss/deb stable InRelease
Hit:6 https://deb.nodesource.com/node_12.x buster InRelease
Hit:7 https://openhab.jfrog.io/artifactory/openhab-linuxpkg testing InRelease
Reading package lists... Done
W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: http://davesteele.github.io/comitup/repo comitup InRelease: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 0959C4A3DCF89FBF
W: Failed to fetch http://davesteele.github.io/comitup/repo/dists/comitup/InRelease The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 0959C4A3DCF89FBF
W: Some index files failed to download. They have been ignored, or old ones used instead.