- non_fatal_error (_f ("Incorrect lilypond version: %s (%s, %s)", ver.to_string (), oldest_version.to_string (), current.to_string ()));
- non_fatal_error (_ ("Consider updating the input with the convert-ly script"));
+ non_fatal_error (_f ("file too old: %s (oldest supported: %s)", ver.to_string (), oldest_version.to_string ()));
+ non_fatal_error (_ ("consider updating the input with the convert-ly script"));