Given below is the error which I am getting while running the code (which is in my previous post ) in python 2.6. Can anyone tell about this error? .. i am unable to understand it.

Traceback (most recent call last):
File "C:\Python26\music_player_v1\", line 153, in <module>
frame = MediaFrame()
File "C:\Python26\music_player_v1\", line 148, in init
panel = MediaPanel(self)
File "C:\Python26\music_player_v1\", line 25, in init
File "C:\Python26\music_player_v1\", line 46, in layoutControls
audioTBSizer = self.buildAudioToolBar()
File "C:\Python26\music_player_v1\", line 65, in buildAudioToolBar
self.rewind = SBitmapButton(self, -1, upbmp, (48, 48))
File "C:\Python26\Lib\wx-2.8-msw-unicode\wx\lib\agw\", line 995, in init
File "C:\Python26\Lib\wx-2.8-msw-unicode\wx\lib\agw\", line 1068, in SetBitmapLabel
image = wx.ImageFromBitmap(bitmap)
File "C:\Python26\Lib\wx-2.8-msw-unicode\", line 3473, in ImageFromBitmap
val = core.new_ImageFromBitmap(*args, **kwargs)
PyAssertionError: C++ assertion "bmp.Ok()" failed at ....\src\msw\dib.cpp(148) in wxDIB::Create(): wxDIB::Create(): invalid bitmap

why dont you recheck all.
try adding the python installation location to the path variable and try to confirm your wxPython version matches with your installed python version.