Think I may have fixed the fault people are seeing when running initozy.bat. I've posted a new libusb0.dll @: http://www.tracey.org/wjt/temp/libusb-ddk.zip - if some folks could try it out and let me know if the intermittent "Could not read memory at ..." errors are gone. Regards, Bill (kd5tfd) 1183614914.0