Nightly flatpak crashes on opening an existing project.
OS: Ubuntu 18.04 daily build. Gnome 3.26.2
Debug Info:
gnome-builder:3): Gtk-WARNING **: 18:21:29.597: Could not load a pixbuf from icon theme.
This may indicate that pixbuf loaders or the mime database could not be found.
18:21:29.0828 GtkSourceView[ 3]: WARNING: in file /app/share/gtksourceview-3.0/language-specs/meson.lang: style 'meson:keyword' not defined
**
ERROR:../src/plugins/xml-pack/ide-xml-parser.c:88:ide_xml_parser_file_is_ui: assertion failed: (size > 0)