it is a bug of ubumtu.
https://bugs.launchpad.net/ubuntu/+source/language-selector/+bug/1772237
download news :
https://launchpad.net/ubuntu/+source/language-selector/0.188.1
it is a bug of ubumtu.
https://bugs.launchpad.net/ubuntu/+source/language-selector/+bug/1772237
download news :
https://launchpad.net/ubuntu/+source/language-selector/0.188.1