OK, same thing happening here. This time it's a CD-R, but the data came from my SATA HD.
I 20:36:44 ImgBurn Version 2.5.4.0 started!
I 20:36:44 Microsoft Windows XP Professional (5.1, Build 2600 : Service Pack 3)
I 20:36:44 Total Physical Memory: 2,096,620 KB - Available: 1,702,956 KB
I 20:36:44 Initialising SPTI...
I 20:36:44 Searching for SCSI / ATAPI devices...
I 20:36:44 -> Drive 1 - Info: Optiarc DVD RW AD-5260S 1.00 (D:) (ATA)
I 20:36:44 Found 1 DVD±RW!
I 20:36:50 Operation Started!
I 20:36:51 Building Image Tree...
I 20:36:51 Checking Directory Depth...
I 20:36:51 Calculating Totals...
I 20:36:51 Preparing Image...
I 20:36:51 Checking Path Length...
I 20:36:51 Contents: 277 Files, 7 Folders
I 20:36:51 Content Type: Data
I 20:36:51 Data Type: MODE1/2048
I 20:36:51 File System(s): ISO9660, Joliet
I 20:36:51 Volume Label: [Not Configured]
I 20:36:51 Size: 462,032,686 bytes
I 20:36:51 Sectors: 225,782
I 20:36:51 Image Size: 462,520,320 bytes
I 20:36:51 Image Sectors: 225,840
I 20:36:51 Operation Successfully Completed! - Duration: 00:00:00
I 20:37:27 Operation Started!
I 20:37:27 Building Image Tree...
I 20:37:27 Checking Directory Depth...
I 20:37:27 Calculating Totals...
I 20:37:27 Preparing Image...
I 20:37:27 Checking Path Length...
I 20:37:27 Contents: 277 Files, 7 Folders
I 20:37:27 Content Type: Data
I 20:37:27 Data Type: MODE1/2048
I 20:37:27 File System(s): ISO9660, Joliet
I 20:37:27 Volume Label: HTC_Stuff
I 20:37:27 Size: 462,032,686 bytes
I 20:37:27 Sectors: 225,782
I 20:37:27 Image Size: 462,520,320 bytes
I 20:37:27 Image Sectors: 225,840
I 20:37:30 Operation Successfully Completed! - Duration: 00:00:02
I 20:37:30 Operation Started!
I 20:37:30 Source File: -==/\/[bUILD IMAGE]\/\==-
I 20:37:30 Source File Sectors: 225,840 (MODE1/2048)
I 20:37:30 Source File Size: 462,520,320 bytes
I 20:37:30 Source File Volume Identifier: HTC_Stuff
I 20:37:30 Source File Volume Set Identifier: UNDEFINED
I 20:37:30 Source File Application Identifier: ImgBurn v2.5.4.0 - The Ultimate Image Burner!
I 20:37:30 Source File Implementation Identifier: ImgBurn v2.5.4.0
I 20:37:30 Source File File System(s): ISO9660, Joliet
I 20:37:30 Destination Device: [2:0:0] Optiarc DVD RW AD-5260S 1.00 (D:) (ATA)
I 20:37:30 Destination Media Type: CD-R (Disc ID: 97m27s18f, Plasmon Data Systems) (Speeds: 8x, 16x, 24x, 32x, 40x, 48x)
I 20:37:30 Destination Media Sectors: 359,847
I 20:37:30 Write Mode: CD
I 20:37:30 Write Type: SAO
I 20:37:30 Write Speed: MAX
I 20:37:30 Lock Volume: Yes
I 20:37:30 Test Mode: No
I 20:37:30 OPC: Yes
I 20:37:30 BURN-Proof: Enabled
I 20:37:30 Write Speed Successfully Set! - Effective: 8,467 KB/s (48x)
I 20:37:34 Filling Buffer... (40 MB)
I 20:37:35 Writing LeadIn...
I 20:37:44 Writing Session 1 of 1... (1 Track, LBA: 0 - 225839)
I 20:37:44 Writing Track 1 of 1... (MODE1/2048, LBA: 0 - 225839)
I 20:39:40 Synchronising Cache...
I 20:39:56 Exporting Graph Data...
I 20:39:56 Graph Data File: C:\Documents and Settings\Me\Application Data\ImgBurn\Graph Data Files\Optiarc_DVD_RW_AD-5260S_1.00_23-JANUARY-2011_20-37_97m27s18f_MAX.ibg
I 20:39:56 Export Successfully Completed!
I 20:39:56 Operation Successfully Completed! - Duration: 00:02:26
I 20:39:56 Average Write Rate: 3,893 KB/s (26.0x) - Maximum Write Rate: 5,717 KB/s (38.1x)
I 20:39:56 Cycling Tray before Verify...
W 20:40:04 Waiting for device to become ready...
I 20:40:11 Device Ready!
I 20:40:13 Operation Started!
I 20:40:13 Source Device: [2:0:0] Optiarc DVD RW AD-5260S 1.00 (D:) (ATA)
I 20:40:13 Source Media Type: CD-R (Disc ID: 97m27s18f, Plasmon Data Systems) (Speeds: 8x, 16x, 24x, 32x, 40x, 48x)
I 20:40:13 Image File: -==/\/[bUILD IMAGE]\/\==-
I 20:40:13 Image File Sectors: 225,840 (MODE1/2048)
I 20:40:13 Image File Size: 462,520,320 bytes
I 20:40:13 Image File Volume Identifier: HTC_Stuff
I 20:40:13 Image File Volume Set Identifier: UNDEFINED
I 20:40:13 Image File Application Identifier: ImgBurn v2.5.4.0 - The Ultimate Image Burner!
I 20:40:13 Image File Implementation Identifier: ImgBurn v2.5.4.0
I 20:40:13 Image File File System(s): ISO9660, Joliet
I 20:40:13 Read Speed (Data/Audio): MAX / MAX
I 20:40:13 Verifying Session 1 of 1... (1 Track, LBA: 0 - 225839)
I 20:40:13 Verifying Track 1 of 1... (MODE1/2048, LBA: 0 - 225839)
I 20:41:56 Exporting Graph Data...
I 20:41:56 Graph Data File: C:\Documents and Settings\Me\Application Data\ImgBurn\Graph Data Files\Optiarc_DVD_RW_AD-5260S_1.00_23-JANUARY-2011_20-37_97m27s18f_MAX.ibg
I 20:41:56 Export Successfully Completed!
I 20:41:56 Operation Successfully Completed! - Duration: 00:01:42
I 20:41:56 Average Verify Rate: 4,428 KB/s (29.5x) - Maximum Verify Rate: 5,692 KB/s (37.9x)