error

  File "C:\MapleStory\WzReader\IMGReader\CWzFile.py", line 244, in ExtractFile
    self.Extract73type()
  File "C:\MapleStory\WzReader\IMGReader\CWzFile.py", line 54, in Extract73type
    self.ExtractBlocks(ValueLocation)
  File "C:\MapleStory\WzReader\IMGReader\CWzFile.py", line 192, in ExtractBlocks
    self.dumpBlock('%s' % (self.dumpString()))
  File "C:\MapleStory\WzReader\IMGReader\CWzFile.py", line 216, in dumpBlock
    self.extract09type(ValueLocation)
  File "C:\MapleStory\WzReader\IMGReader\CWzFile.py", line 197, in extract09type
    self.Extract73type(ValueLocation, endOfBlock)
  File "C:\MapleStory\WzReader\IMGReader\CWzFile.py", line 54, in Extract73type
    self.ExtractBlocks(ValueLocation)
  File "C:\MapleStory\WzReader\IMGReader\CWzFile.py", line 190, in ExtractBlocks
    self.dumpBlock('%s/%s' % (ValueLocation, self.dumpString()))
  File "C:\MapleStory\WzReader\IMGReader\CWzFile.py", line 216, in dumpBlock
    self.extract09type(ValueLocation)
  File "C:\MapleStory\WzReader\IMGReader\CWzFile.py", line 197, in extract09type
    self.Extract73type(ValueLocation, endOfBlock)
  File "C:\MapleStory\WzReader\IMGReader\CWzFile.py", line 63, in Extract73type
    self.CheckImage(imgname)
  File "C:\MapleStory\WzReader\IMGReader\CWzFile.py", line 167, in CheckImage
    pngImage = self.DumpImage(newImageStats)
  File "C:\MapleStory\WzReader\IMGReader\CWzFile.py", line 144, in DumpImage
    imagebuffer[eachRow * image['Width']] = filterType + imagebuffer[eachRow * image['Width']]
IndexError: list index out of range