It seems to be a problem on Epson's download server.
Looking at https://bugs.launchpad.net/ubuntu/+source/system-config-printer/+bug/1073949 it seemed like it happened before.
It seems to be a problem on Epson's download server.
Looking at https:/ /bugs.launchpad .net/ubuntu/ +source/ system- config- printer/ +bug/1073949 it seemed like it happened before.