/usr/share/apport/apport-gtk is shipped by apport-gtk and /usr/lib/python3/dist-packages/apport/ui.py is shipped by python3-apport.
apport.ui.Action was introduced in commit 36ae3310861f1286eae8875a3195551126290914 in 2.25.0.
apport-gtk depends on python3-apport (>= ${source:Version}) so that combination should not occur.
/usr/share/ apport/ apport- gtk is shipped by apport-gtk and /usr/lib/ python3/ dist-packages/ apport/ ui.py is shipped by python3-apport.
apport.ui.Action was introduced in commit 36ae3310861f128 6eae8875a319555 1126290914 in 2.25.0.
apport-gtk depends on python3-apport (>= ${source:Version}) so that combination should not occur.