The PS3 system was unable to access data on an external storage device such as a USB storage device, external hard drive or flash media. Solution: Remove and re-insert the external storage device and attempt the operation again. Check that the connection between the external storage device and the PS3 system is secure and that any connecting cables are not damaged. If the problem persists, try transferring data from a PC to the external storage device to ensure that it is functioning correctly. If your PC is also unable to write to the external storage device, the device may need to be replaced. If your PC is able to write to the external storage device, try transferring data from your PS3 system to another external storage device to ensure that your PS3 system is functioning correctly. If the problem persists, visit eu.playstation.com/contact to contact Customer Support. For more tips and hints on using your PlayStation system, visit our technical support forums at community.eu.playstation.com.