Try waiting to put the blank CD in the drive until Pyro prompts you to do so during the burning process. This will sometimes initiate the CDRW or DVDRW's driver properly. To ensure that other programs are not interfering with the operation of Cakewalk, do the following. click the Start button. Choose Run. Type msconfig in the Run box and click OK choose Selective Startup un-check Load Startup Group Items click OK and restart the computer