Hi Christof, > I would like to explore some parts of the interface kit in order to > track down some bugs. How can I print debugging output, e.g. onto the > serial port in vmware? What other methods are available for debugging? > Could you recommend any sources about debugging on Haiku? Can you run BeOS or ZETA? If so, you can work on interface stuff in the "app_server test environment", which has the best turn around times. Best regards, -Stephan