To save Umbrello save problem with xmi files on Ubuntu 16.06 download other version and install wget http://ftp.br.debian.org/debian/pool/main/u/umbrello/umbrello_4.14.2-1_amd64.deb dpkg -i ./umbrello_4.14.2-1_amd64.deb
To save Umbrello save problem with xmi files on Ubuntu 16.06 download other version and install wget http://ftp.br.debian.org/debian/pool/main/u/umbrello/umbrello_4.14.2-1_amd64.deb dpkg -i ./umbrello_4.14.2-1_amd64.deb