Most probably, this is a snap related issue. Please test a standard installation using this PPA: https://www.linuxuprising.com/2018/10/shutter-removed-from-ubuntu-1810-and.html
Most probably, this is a snap related issue. Please test a standard installation using this PPA: https:/ /www.linuxupris ing.com/ 2018/10/ shutter- removed- from-ubuntu- 1810-and. html