this is what imgborn says
I 15:20:43 ImgBurn Version 2.4.4.0 started!
I 15:20:43 Microsoft Windows XP Professional (5.1, Build 2600 : Service Pack 2)
I 15:20:43 Total Physical Memory: 252,720 KB - Available: 47,860 KB
W 15:20:43 Drive C:\ (FAT32) does not support single files > 4 GB in size.
I 15:20:44 Initialising SPTI…
I 15:20:44 Searching for SCSI / ATAPI devices…
E 15:20:44 DeviceIoControl(IOCTL_STORAGE_QUERY_PROPERTY, StorageAdapterProperty) Failed! - Device: '\.\H:'
E 15:20:44 Reason: The device is not ready.
E 15:20:44 DeviceIoControl(IOCTL_STORAGE_QUERY_PROPERTY, StorageDeviceProperty) Failed! - Device: '\.\H:'
E 15:20:44 Reason: The device is not ready.
E 15:20:44 Failed to check for ImgBurn update!
E 15:20:46 Device->Initialise() Failed!
E 15:20:46 Device: [0:0:0] (H:)
E 15:20:46 This drive will not be visible in the program.
W 15:20:46 No devices detected!