There was an input/output error when installing the package, possibly caused by a disk problem. Could you please try to re-install and let us know whether this works (copy/paste the output of the following command here):
sudo apt reinstall thunderbird
There was an input/output error when installing the package, possibly caused by a disk problem. Could you please try to re-install and let us know whether this works (copy/paste the output of the following command here):
sudo apt reinstall thunderbird