Sorry, I thought this forum: GAMES/APPS would also support me in solving my problem. Anyway I was happy to get an answer. But there is no other instance of DOSBOX active on this PC.

Hello, I use DOSBOX to access a Database(Texass) on a WIN2000 PC from a 64Bit WIN7 PC. It worked fine for a couple of weeks. But now DOSBOX starts the program and then this program gives an error: Database blocked. I have no explanation why it ran first and now there appears only the error message. …