\NeedsTeXFormat{LaTeX2e}[2019-01-01]
\PackageWarning{yfonts-otf}{%
  The "oldgerm-otf.sty" file has been renamed\MessageBreak
  to "yfonts-otf.sty". Please consider using\MessageBreak
  this name instead.  Reported}
%
\input{yfonts-otf.sty}
\endinput