im trying to backup 360 game and i keep getting this error reason: canot write medium incompatable format

I 13:25:48 OPC: No
I 13:25:48 BURN-Proof: Enabled
W 13:25:48 Write Speed Miscompare! - MODE SENSE: 4,234 KB/s (3.1x), GET PERFORMANCE: 1,385 KB/s (1x)
W 13:25:48 Write Speed Miscompare! - MODE SENSE: 4,234 KB/s (3.1x), GET PERFORMANCE: 1,385 KB/s (1x)
W 13:25:48 Write Speed Miscompare! - MODE SENSE: 4,234 KB/s (3.1x), GET PERFORMANCE: 1,385 KB/s (1x)
W 13:25:48 Write Speed Miscompare! - MODE SENSE: 4,234 KB/s (3.1x), GET PERFORMANCE: 1,385 KB/s (1x)
W 13:25:48 Write Speed Miscompare! - Wanted: 11,080 KB/s (8x), Got: 4,234 KB/s (3.1x) / 1,385 KB/s (1x)
I 13:25:48 Book Type Setting: DVD-ROM
I 13:25:48 User Specified L0 Data Zone Capacity: 1,913,760
W 13:25:48 Set L0 Data Zone Capacity Failed! - Reason: Cannot Write Medium - Incompatible Format
E 13:25:54 Set L0 Data Zone Capacity Failed! - Reason: Cannot Write Medium - Incompatible Format
E 13:25:54 Operation Failed! - Duration: 00:00:06
I 13:25:54 Average Write Rate: N/A - Maximum Write Rate: N/A
I 13:26:50 Operation Started!
I 13:26:50 Source File: C:\Documents and Settings\user\My Documents\Downloads\xbox\Spiderman Edge Of Time [MULTI5][XBOX360][Region Free][XDG2][STRANGE][WwW.GamesTorrents.CoM]\edge of times.dvd.dvd
I 13:26:50 Source File Sectors: 3,827,488 (MODE1/2048)
I 13:26:50 Source File Size: 7,838,695,424 bytes
I 13:26:50 Source File Volume Identifier: 13599
I 13:26:50 Source File Volume Set Identifier: ceee8000MS UDFBridge
I 13:26:50 Source File Application Identifier: CDIMAGE 2.45 (12/06/2000 TM)
I 13:26:50 Source File Implementation Identifier: Microsoft CDIMAGE UDF
I 13:26:50 Source File File System(s): ISO9660, UDF (1.50)
I 13:26:50 Destination Device: [1:0:0] _NEC DVD_RW ND-7550A 1.32 (D:) (ATA)
I 13:26:50 Destination Media Type: DVD+R DL (Disc ID: CMC MAG-D03-64)
I 13:26:50 Destination Media Sectors: 4,173,824
I 13:26:50 Write Mode: DVD
I 13:26:50 Write Type: DAO
I 13:26:50 Write Speed: 2x
I 13:26:50 Link Size: Auto
I 13:26:50 Lock Volume: Yes
I 13:26:50 Test Mode: No
I 13:26:50 OPC: No
I 13:26:50 BURN-Proof: Enabled
W 13:26:50 Write Speed Miscompare! - MODE SENSE: 4,234 KB/s (3.1x), GET PERFORMANCE: 1,385 KB/s (1x)
W 13:26:50 Write Speed Miscompare! - MODE SENSE: 4,234 KB/s (3.1x), GET PERFORMANCE: 1,385 KB/s (1x)
W 13:26:50 Write Speed Miscompare! - MODE SENSE: 4,234 KB/s (3.1x), GET PERFORMANCE: 1,385 KB/s (1x)
W 13:26:50 Write Speed Miscompare! - MODE SENSE: 4,234 KB/s (3.1x), GET PERFORMANCE: 1,385 KB/s (1x)
W 13:26:50 Write Speed Miscompare! - Wanted: 2,770 KB/s (2x), Got: 4,234 KB/s (3.1x) / 1,385 KB/s (1x)
I 13:26:50 Book Type Setting: DVD-ROM
I 13:26:50 User Specified L0 Data Zone Capacity: 1,913,760
W 13:26:50 Set L0 Data Zone Capacity Failed! - Reason: Cannot Write Medium - Incompatible Format
E 13:26:52 Set L0 Data Zone Capacity Failed! - Reason: Cannot Write Medium - Incompatible Format
E 13:26:52 Operation Failed! - Duration: 00:00:02
I 13:26:52 Average Write Rate: N/A - Maximum Write Rate: N/A

so i dont have to buy a new burner???

i bought the disks n it worked perfectly thanks alot for ur help attar