Strange. When I use XBoard 4.9.1 on Ubuntu 18.10, and start it with a non-existing engine, I get an Error popup:
Failed to start first chess program *** on localhost: ***: No such file or directory
Strange. When I use XBoard 4.9.1 on Ubuntu 18.10, and start it with a non-existing engine, I get an Error popup:
Failed to start first chess program *** on localhost: ***: No such file or directory