pls help me out....while browsing project i got this error ..!!!!

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<type 'exceptions.ImportError'> Python 2.5.4: C:\Python25\pythonw.exe
Mon May 07 08:10:19 2012
A problem occurred in a Python script. Here is the sequence of function calls 
leading up to the error, in the order they occurred.

 C:\Program Files\Google\google_appengine\google\appengine\tools\dev_appserver.py in _HandleRequest(self=<google.appengine.tools.dev_appserver.DevAppServerRequestHandler instance at 0x033A6A80>)
 2779         outfile = cStringIO.StringIO()
 2780         try:
 2781           self._Dispatch(dispatcher, self.rfile, outfile, env_dict)
 2782         finally:
 2783           self.module_manager.UpdateModuleFileModificationTimes()
self = <google.appengine.tools.dev_appserver.DevAppServerRequestHandler 
instance at 0x033A6A80>, self._Dispatch = <bound method 
DevAppServerRequestHandler._Dispat...vAppServerRequestHandler instance at 
0x033A6A80>>, dispatcher = 
<google.appengine.tools.dev_appserver.MatcherDispatcher object at 0x034C4110>, 
self.rfile = <socket._fileobject object at 0x033A7EB0>, outfile = 
<cStringIO.StringO object at 0x034C4CE0>, env_dict = {'APPENGINE_RUNTIME': 
'python27', 'APPLICATION_ID': 'dev~guestbook', 'CURRENT_VERSION_ID': '1.1', 
'REMOTE_ADDR': '127.0.0.1', 'REQUEST_ID_HASH': 'AC3478D6', 'REQUEST_METHOD': 
'GET', 'SDK_VERSION': '1.6.5', 'SERVER_NAME': 'localhost', 'SERVER_PORT': 
'8080', 'SERVER_PROTOCOL': 'HTTP/1.0', ...}
 C:\Program Files\Google\google_appengine\google\appengine\tools\dev_appserver.py in _Dispatch(self=<google.appengine.tools.dev_appserver.DevAppServerRequestHandler instance at 0x033A6A80>, dispatcher=<google.appengine.tools.dev_appserver.MatcherDispatcher object at 0x034C4110>, socket_infile=<socket._fileobject object at 0x033A7EB0>, outfile=<cStringIO.StringO object at 0x034C4CE0>, env_dict={'APPENGINE_RUNTIME': 'python27', 'APPLICATION_ID': 'dev~guestbook', 'CURRENT_VERSION_ID': '1.1', 'REMOTE_ADDR': '127.0.0.1', 'REQUEST_ID_HASH': 'AC3478D6', 'REQUEST_METHOD': 'GET', 'SDK_VERSION': '1.6.5', 'SERVER_NAME': 'localhost', 'SERVER_PORT': '8080', 'SERVER_PROTOCOL': 'HTTP/1.0', ...})
 2667           dispatcher.Dispatch(app_server_request,
 2668                               outfile,
 2669                               base_env_dict=env_dict)
 2670         finally:
 2671           request_file.close()
base_env_dict undefined, env_dict = {'APPENGINE_RUNTIME': 'python27', 
'APPLICATION_ID': 'dev~guestbook', 'CURRENT_VERSION_ID': '1.1', 'REMOTE_ADDR': 
'127.0.0.1', 'REQUEST_ID_HASH': 'AC3478D6', 'REQUEST_METHOD': 'GET', 
'SDK_VERSION': '1.6.5', 'SERVER_NAME': 'localhost', 'SERVER_PORT': '8080', 
'SERVER_PROTOCOL': 'HTTP/1.0', ...}
 C:\Program Files\Google\google_appengine\google\appengine\tools\dev_appserver.py in Dispatch(self=<google.appengine.tools.dev_appserver.MatcherDispatcher object at 0x034C4110>, request=<AppServerRequest relative_url: /_ah/admin path:...mp', mode 'rb' at 0x034C8140> force_admin: False>, outfile=<cStringIO.StringO object at 0x034C4CE0>, base_env_dict={'APPENGINE_RUNTIME': 'python27', 'APPLICATION_ID': 'dev~guestbook', 'CURRENT_VERSION_ID': '1.1', 'REMOTE_ADDR': '127.0.0.1', 'REQUEST_ID_HASH': 'AC3478D6', 'REQUEST_METHOD': 'GET', 'SDK_VERSION': '1.6.5', 'SERVER_NAME': 'localhost', 'SERVER_PORT': '8080', 'SERVER_PROTOCOL': 'HTTP/1.0', ...})
  690         forward_request = dispatcher.Dispatch(request,
  691                                               outfile,
  692                                               base_env_dict=base_env_dict)
  693 
  694         if forward_request:
base_env_dict = {'APPENGINE_RUNTIME': 'python27', 'APPLICATION_ID': 
'dev~guestbook', 'CURRENT_VERSION_ID': '1.1', 'REMOTE_ADDR': '127.0.0.1', 
'REQUEST_ID_HASH': 'AC3478D6', 'REQUEST_METHOD': 'GET', 'SDK_VERSION': '1.6.5', 
'SERVER_NAME': 'localhost', 'SERVER_PORT': '8080', 'SERVER_PROTOCOL': 
'HTTP/1.0', ...}
 C:\Program Files\Google\google_appengine\google\appengine\tools\dev_appserver.py in Dispatch(self=<google.appengine.tools.dev_appserver.CGIDispatcher object at 0x034A3FF0>, request=<AppServerRequest relative_url: /_ah/admin path:...mp', mode 'rb' at 0x034C8140> force_admin: False>, outfile=<cStringIO.StringO object at 0x034C4CE0>, base_env_dict={'APPENGINE_RUNTIME': 'python27', 'APPLICATION_ID': 'dev~guestbook', 'CURRENT_VERSION_ID': '1.1', 'REMOTE_ADDR': '127.0.0.1', 'REQUEST_ID_HASH': 'AC3478D6', 'REQUEST_METHOD': 'GET', 'SDK_VERSION': '1.6.5', 'SERVER_NAME': 'localhost', 'SERVER_PORT': '8080', 'SERVER_PROTOCOL': 'HTTP/1.0', ...})
 1729                      memory_file,
 1730                      outfile,
 1731                      self._module_dict)
 1732     finally:
 1733       logging.root.level = before_level
self = <google.appengine.tools.dev_appserver.CGIDispatcher object at 
0x034A3FF0>, self._module_dict = {'codecs': <module 'codecs' from 
'C:\Python25\lib\codecs.pyc'>, 'email': <module 'email' from 
'C:\Python25\lib\email\__init__.pyc'>, 'email.Charset': <email.LazyImporter 
object at 0x0278DBF0>, 'email.Encoders': <email.LazyImporter object at 
0x0278DC10>, 'email.Errors': <email.LazyImporter object at 0x0278DC30>, 
'email.FeedParser': <email.LazyImporter object at 0x0278DBD0>, 
'email.Generator': <email.LazyImporter object at 0x0278DC50>, 'email.Header': 
<email.LazyImporter object at 0x0278DC90>, 'email.Iterators': 
<email.LazyImporter object at 0x0278DC70>, 'email.MIMEAudio': 
<email.LazyImporter object at 0x0278DD50>, ...}
 C:\Program Files\Google\google_appengine\google\appengine\tools\dev_appserver.py in ExecuteCGI(config=<AppInfoExternal error_handlers=None b...one api_version=1 api_config=None >, root_path=r'C:\Users\saurabh\Documents\guestbook-1', handler_path='$PYTHON_LIB/google/appengine/ext/admin', cgi_path=r'C:\Program Files\Google\google_appengine\google/appengine/ext/admin', env={'APPENGINE_RUNTIME': 'python27', 'APPLICATION_ID': 'dev~guestbook', 'AUTH_DOMAIN': 'gmail.com', 'CONTENT_LENGTH': '', 'CONTENT_TYPE': 'application/x-www-form-urlencoded', 'CURRENT_VERSION_ID': '1.1', 'GATEWAY_INTERFACE': 'CGI/1.1', 'HTTP_ACCEPT': 'application/xml,application/xhtml+xml,text/html;q=0.9,text/plain;q=0.8,image/png,*/*;q=0.5', 'HTTP_ACCEPT_LANGUAGE': 'en-US', 'HTTP_CONNECTION': 'keep-alive', ...}, infile=<cStringIO.StringO object at 0x034C4440>, outfile=<cStringIO.StringO object at 0x034C4CE0>, module_dict={'codecs': <module 'codecs' from 'C:\Python25\lib\codecs.pyc'>, 'email': <module 'email' from 'C:\Python25\lib\email\__init__.pyc'>, 'email.Charset': <email.LazyImporter object at 0x0278DBF0>, 'email.Encoders': <email.LazyImporter object at 0x0278DC10>, 'email.Errors': <email.LazyImporter object at 0x0278DC30>, 'email.FeedParser': <email.LazyImporter object at 0x0278DBD0>, 'email.Generator': <email.LazyImporter object at 0x0278DC50>, 'email.Header': <email.LazyImporter object at 0x0278DC90>, 'email.Iterators': <email.LazyImporter object at 0x0278DC70>, 'email.MIMEAudio': <email.LazyImporter object at 0x0278DD50>, ...}, exec_script=<function ExecuteOrImportScript at 0x033A2DF0>, exec_py27_handler=<function ExecutePy27Handler at 0x033A2E30>)
 1594       os.chdir(root_path)
 1595 
 1596     dist.fix_paths(root_path, SDK_ROOT)
 1597 
 1598 
global dist = <module 'google.appengine.dist' from 
'C:\Program...le_appengine\google\appengine\dist\__init__.pyc'>, dist.fix_paths 
= <function fix_paths at 0x01BEA9B0>, root_path = 
r'C:\Users\saurabh\Documents\guestbook-1', global SDK_ROOT = r'C:\Program 
Files\Google\google_appengine'
 C:\Program Files\Google\google_appengine\google\appengine\dist\_library.py in fix_paths(app_path=r'C:\Users\saurabh\Documents\guestbook-1', python_lib_path=r'C:\Program Files\Google\google_appengine')
   80 
   81   for module_name, module in sys.modules.items():
   82     if getattr(module, '__path__', None) is None:
   83       continue
   84 
builtin getattr = <built-in function getattr>, module = <email.LazyImporter 
object at 0x0278DDD0>, builtin None = None
 C:\Python25\lib\email\__init__.py in __getattr__(self=<email.LazyImporter object at 0x0278DDD0>, name='__path__')
<type 'exceptions.ImportError'>: No module named message 
      args = ('No module named message',) 
      message = 'No module named message'

Original issue reported on code.google.com by [email protected] on 6 May 2012 at 7:41