It might very well be that the file that stores your session is corrupted, or that the corresponding lock file is stale. Can you try removing ~/.local/share/webbrowser-app/session.json* and report here if it makes things better?
It might very well be that the file that stores your session is corrupted, or that the corresponding lock file is stale. Can you try removing ~/.local/ share/webbrowse r-app/session. json* and report here if it makes things better?