Can’t imagine why. Such a nice tune by Haydn.
But the prime minister of Thuringia, Bodo Ramelow, says they hate it in the eastern part of Germany for historical reasons, a view supported by the Equal Opportunity Commissioner of the Ministry of Family Affairs, Kristin Rose-Möhring.
One optional alternative is a children’s song by Hanns Eisler and Bertolt Brecht.
Any other suggestions?