ghex and gnome-text-editor ship same file: document-modified-symbolic.svg
Both ghex and gnome-text-editor are installing /usr/share/icons/hicolor/scalable/actions/document-modified-symbolic.svg
That is not allowed. I believe you could build it in your app's gresource instead.
This was originally reported at https://bugs.debian.org/1018731
Edited by Andre Klapper