application did not start

[Prabhanshu]

when i started the application, this message came.

libpng warning: iCCP: known incorrect sRGB profile
libpng warning: iCCP: known incorrect sRGB profile
libpng warning: iCCP: known incorrect sRGB profile
libpng warning: iCCP: known incorrect sRGB profile
libpng warning: iCCP: known incorrect sRGB profile
An unexpected error has occurred.
Please forward the following info to the developers:

Traceback (innermost last):
  File "/usr/bin/mnemosyne", line 155, in <module>
    debug_file=options.debug_file)
  File "/usr/lib/python2.7/dist-packages/mnemosyne/libmnemosyne/__init__.py", line 164, in initialise
    self.register_components()
  File "/usr/lib/python2.7/dist-packages/mnemosyne/libmnemosyne/__init__.py", line 215, in register_components
    exec("from %s import %s" % (module_name, class_name))
  File "<string>", line 1, in <module>
  File "/usr/lib/python2.7/dist-packages/mnemosyne/pyqt_ui/review_wdgt.py", line 5, in <module>
    from PyQt4 import QtCore, QtGui, QtWebKit
 ImportError: cannot import name QtWebKit

[Peter Bienstman (peter-bienstman)]

Please upgrade to 2.4.1.