OK I've been burning fine with nero but then it says

3:30:13 PM #17 mmc -1064 File Writer.cpp, Line 321
Invalid block address

3:30:14 PM #18 Text 0 File ThreadedTransfer.cpp, Line 219
all writers idle, stopping conversion

3:30:14 PM #19 Text 0 File ThreadedTransfer.cpp, Line 213
conversion idle, stopping reader

3:30:14 PM #20 CDR -201 File WriterStatus.cpp, Line 186
Invalid writestate

3:30:14 PM #21 TRANSFER -18 File WriterStatus.cpp, Line 186
Could not perform EndTrack

3:30:14 PM #27 mmc -1176 File WriterStatus.cpp, Line 225
Session fixation error

3:30:14 PM #28 TRANSFER -19 File WriterStatus.cpp, Line 225
Could not perform Fixation

3:30:14 PM #29 Phase 38 File dlgbrnst.cpp, Line 1436
Burn process failed at 16x (2,400 KB/s)

3:30:14 PM #30 Text 0 File Scsicmd.cpp, Line 371
SCSI not using temporary buffers
20 out of 20 temporary buffers allocated

Any idea what I should do ? Is it my burner ?