The following steps help to resolve this problem. Close each application by clicking an application then click the End Task button. If you close Explorer, you will be prompted to restart your computer.
Repeat steps A and B to close all open applications except Explorer.
If the computer no longer locks up and you are able to format the CD-RW disk, the problem is resolved. If the computer locks up or the format fails, please continue with the next step. Within the Control Panel, double-click the System icon. Within the System Properties screen choose the Device Manager tab. Click the Settings tab.