Infrarecorder 0.50/cdrecord.exe crashes

cdrecord.exe crashes on me since upgrading to Infrarecorder Portable 0.50 (Vista 64). What is the best way to get it working again?
Thanks alot,
NiMhurchu

######################
### Windows Event Log:

- System 

  - Provider 

   [ Name]  Application Error 
 
  - EventID 1000 

   [ Qualifiers]  0 
 
   Level 2 
 
   Task 100 
 
   Keywords 0x80000000000000 
 
  - TimeCreated 

   [ SystemTime]  2009-08-18T21:35:50.000Z 
 
   EventRecordID 6935 
 
   Channel Application 
 
   Computer xps 
 
   Security 
 

- EventData 

   cdrecord.exe 
   0.0.0.0 
   4a6314f2 
   cdrecord.exe 
   0.0.0.0 
   4a6314f2 
   c0000005 
   00064e14 
   120c 
   01ca204bdb26f580

################################
### Infrarecorder's 090818_u.log

InfraRecorder version 0.50.0.0 (x86)
Started: Dienstag, August 18 2009 23:43:56.
Versions: MSW = 6.0, IE = 6.0, CC = 6.10.
FileSystemWriter::Create
  Sector offset: 0.
  Allocated directory entries 6 sectors.
CCore::BurnCompilation
  [0,0,0] HL-DT-ST DVD+-RW GH30N A102
  Eject = 0, Simulate = 0, BUP = 1, Pad tracks = 1, Close = 1, Overburn = 0, Swab = 0, Ignore size = 0, Immed = 0, Audio master = 1, Forcespeed = 0, VariRec (enabled) = 0, VariRec (value) = 0, Data bytes 301033472.
FileSystemWriter::Create
FileSystemWriter::Create
  Sector offset: 0.
   > scsidev: '0,0,0'
   > scsibus: 0 target: 0 lun: 0
   > SCSI buffer size: 64512
   > /cygdrive/c/PortableApps/PortableApps/InfraRecorderPortable/App/InfraRecorder/cdrtools/cdrecord: Warning: The DMA speed test has been skipped.
   > Cdrecord-ProDVD-ProBD-Clone 2.01.01a61 (i686-pc-cygwin) Copyright (C) 1995-2009 Jörg Schilling
   > TOC Type: 1 = CD-ROM
   > Using libscg version 'schily-0.9'.
   > Driveropts: 'burnfree'
   > atapi: -1
   > Device type    : Removable CD-ROM
   > Version        : 0
   > Response Format: 2
   > Capabilities   : 
   > Vendor_info    : 'HL-DT-ST'
   > Identifikation : 'DVD+-RW GH30N   '
   > Revision       : 'A102'
   > Device seems to be: Generic mmc2 DVD-R/DVD-RW/DVD-RAM.
   > Current: CD-R
   > Profile: DVD-RAM 
   > Profile: DVD+R/DL 
   > Profile: DVD+R 
   > Profile: DVD+RW 
   > Profile: DVD-R/DL sequential recording 
   > Profile: DVD-RW sequential recording 
   > Profile: DVD-RW restricted overwrite 
   > Profile: DVD-R sequential recording 
   > Profile: DVD-ROM 
   > Profile: CD-RW 
   > Profile: CD-R (current)
   > Profile: CD-ROM 
   > Profile: Removable Disk 
   > Using generic SCSI-3/mmc   CD-R/CD-RW driver (mmc_cdr).
   > Driver flags   : MMC-3 SWABAUDIO BURNFREE 
   > Supported modes: TAO PACKET SAO SAO/R96P SAO/R96R RAW/R16 RAW/R96P RAW/R96R
   > Drive buf size : 1114112 = 1088 KB
   > FIFO size      : 4194304 = 4096 KB
   > Track 01: data   287 MB         padsize:   30 KB
   > Total size:      329 MB (32:40.05) = 147004 sectors
   > Lout start:      330 MB (32:42/04) = 147004 sectors
   > Current Secsize: 2048
   > ATIP info from disk:
   >   Indicated writing power: 5
   > Disk Is not unrestricted
   > Disk Is not erasable
   >   Disk sub type: Medium Type B, low Beta category (B-) (4)
   >   ATIP start of lead in:  -11634 (97:26/66)
   >   ATIP start of lead out: 359849 (79:59/74)
   > Disk type:    Short strategy type (Phthalocyanine or similar)
   > Manuf. index: 3
   > Manufacturer: CMC Magnetics Corporation
   >     Capacity  Blklen/Sparesz.  Format-type  Type
   >       359849             2048         0x00  Unformated or Blank Media
   > Blocks total: 359849 Blocks current: 359849 Blocks remaining: 212845
   >       5 [main] cdrecord 5304 fork: child -1 - died waiting for longjmp before initialization, retry 0, exit code 0xC0000005, errno 11
CCore::ProcessEnded
  Process exited with code: 11.