Übrigens, die vollständige Fehlermeldung beim Erstellen der .exe:

Set up gcc environment - 3.4.5 (mingw-vista special r3)
Can't locate loadable object for module IO in @INC (@INC contains: CODE(0xa0c714
) .) at C:/Perl/lib/IO/Handle.pm line 263
Compilation failed in require at C:/Perl/lib/IO/Handle.pm line 263.
BEGIN failed--compilation aborted at C:/Perl/lib/IO/Handle.pm line 263.
Compilation failed in require at C:/Perl/lib/IO/Seekable.pm line 101.
BEGIN failed--compilation aborted at C:/Perl/lib/IO/Seekable.pm line 101.
Compilation failed in require at C:/Perl/lib/IO/File.pm line 133.
BEGIN failed--compilation aborted at C:/Perl/lib/IO/File.pm line 133.
Compilation failed in require at -e line 307.