Hi, Don and Joe! The problem i solved. After I had installed MMTTY and XMMT they were placed in such a way: C:\ham\mmtty Now they are placed like this: C:\mmtty And now everything is ready to the coming CQ World-Wide RTTY Contest. Thank you for your help! 73 de OZ9GA (5P9X) Torben Kahr oz9ga at kahrius.dk