I think the solution should be to change x-www-browser to kfmclient openURL on Kubuntu.
This is certainly not a thunderbird bug, I think it's a kubuntu-default-settings bug.
I think the solution should be to change x-www-browser to kfmclient openURL on Kubuntu.
This is certainly not a thunderbird bug, I think it's a kubuntu- default- settings bug.