Frequently leaves an open window marker on the Thunderbird icon in Gnome Desktop favourites sidebar. This is especially prevalent when the program has been launched as the default email client by some other process. Right clicking on the icon brings up the "New window/Compose New Message/Contacts/Remove from favourites/Quit". This menu is unresponsive and cannot be dismissed.
Frequently leaves an open window marker on the Thunderbird icon in Gnome Desktop favourites sidebar. This is especially prevalent when the program has been launched as the default email client by some other process. Right clicking on the icon brings up the "New window/Compose New Message/ Contacts/ Remove from favourites/Quit". This menu is unresponsive and cannot be dismissed.
This makes Thunderbird unusable.