Hi
In TOSEC/Atari/ST/Applications/[ST]:
        <game name="Desktop-Icons f^Ár TOS 2, 3 und 4 v2.1 (1993)(-)(de)">
                <description>Desktop-Icons f^Ár TOS 2, 3 und 4 v2.1 (1993)(-)(de)</description>
                <rom name="Desktop-Icons f^Ár TOS 2, 3 und 4 v2.1 (1993)(-)(de).st" size="901120" crc="c3ca70cf" md5="98a43a95f618a43c5cac2dca36c7aacd" sha1$
        </game>
      
There seems to be an incorrect character. (multiple times). It is supposed to be an "ü" (German umlaut)