error 10054 - connection reset by peer

[pybuddy]

while trying out the code mentioned in
http://code.google.com/appengine/docs/gettingstarted/usingusers.html
for helloworld.py, the dev_appserver.py starts up but when serving the
request, it throws followoing stack trace:

Please help!

INFO 2008-04-17 10:30:01,042 appcfg.py] Checking for updates to
the SDK.
INFO 2008-04-17 10:30:01,232 appcfg.py] The SDK is up to date.
WARNING 2008-04-17 10:30:01,233 datastore_file_stub.py] Could not
read datastor
e data from c:\users\vahuja\appdata\local\temp\dev_appserver.datastore
WARNING 2008-04-17 10:30:01,233 datastore_file_stub.py] Could not
read datastor
e data from c:\users\vahuja\appdata\local\temp
\dev_appserver.datastore.history
INFO 2008-04-17 10:30:01,237 dev_appserver_main.py] Running
application hell
oworld on port 8080: http://localhost:8080
ERROR 2008-04-17 10:30:04,815 dev_appserver.py] Exception
encountered handlin
g request
Traceback (most recent call last):
File "C:\Program Files\Google\google_appengine\google\appengine\tools
\dev_apps
erver.py", line 2247, in _HandleRequest
base_env_dict=env_dict)
File "C:\Program Files\Google\google_appengine\google\appengine\tools
\dev_apps
erver.py", line 334, in Dispatch
base_env_dict=base_env_dict)
File "C:\Program Files\Google\google_appengine\google\appengine\tools
\dev_apps
erver.py", line 1743, in Dispatch
self._module_dict)
File "C:\Program Files\Google\google_appengine\google\appengine\tools
\dev_apps
erver.py", line 1654, in ExecuteCGI
reset_modules = exec_script(handler_path, cgi_path, hook)
File "C:\Program Files\Google\google_appengine\google\appengine\tools
\dev_apps
erver.py", line 1555, in ExecuteOrImportScript
exec module_code in script_module.__dict__
File "c:\googapp\helloworld\helloworld.py", line 5, in <module>
class MainPage(webapp.RequestHandler):
File "c:\googapp\helloworld\helloworld.py", line 18, in MainPage
main()
File "c:\googapp\helloworld\helloworld.py", line 15, in main
application = webapp.WSGIApplication([('/', MainPage)],
debug=True)
NameError: global name 'MainPage' is not defined
INFO 2008-04-17 10:30:04,822 dev_appserver.py] "GET / HTTP/1.1"
500 -
----------------------------------------
Exception happened during processing of request from ('127.0.0.1',
53955)
Traceback (most recent call last):
File "C:\Python25\lib\SocketServer.py", line 222, in handle_request
self.process_request(request, client_address)
File "C:\Python25\lib\SocketServer.py", line 241, in process_request
self.finish_request(request, client_address)
File "C:\Python25\lib\SocketServer.py", line 254, in finish_request
self.RequestHandlerClass(request, client_address, self)
File "C:\Program Files\Google\google_appengine\google\appengine\tools
\dev_apps
erver.py", line 2172, in __init__
BaseHTTPServer.BaseHTTPRequestHandler.__init__(self, *args,
**kwargs)
File "C:\Python25\lib\SocketServer.py", line 522, in __init__
self.handle()
File "C:\Python25\lib\BaseHTTPServer.py", line 316, in handle
self.handle_one_request()
File "C:\Python25\lib\BaseHTTPServer.py", line 310, in
handle_one_request
method()
File "C:\Program Files\Google\google_appengine\google\appengine\tools
\dev_apps
erver.py", line 2176, in do_GET
self._HandleRequest()
File "C:\Program Files\Google\google_appengine\google\appengine\tools
\dev_apps
erver.py", line 2266, in _HandleRequest
tbhandler()
File "C:\Python25\lib\cgitb.py", line 290, in handle
self.file.write(doc + '\n')
File "C:\Python25\lib\socket.py", line 262, in write
self.flush()
File "C:\Python25\lib\socket.py", line 249, in flush
self._sock.sendall(buffer)
error: (10054, 'Connection reset by peer')
----------------------------------------

[Daniel O'Brien]

Is this happening consistently, or only every now and then?

This is a fairly common TCP error, and not the fault of your own code.
There are a number of potential causes within the dev appserver
itself, but none should significantly impact your app's performance.

Daniel

On Apr 17, 10:37 am, pybuddy <vikas.ah...@gmail.com> wrote:
> while trying out the code mentioned inhttp://code.google.com/appengine/docs/gettingstarted/usingusers.html

[pybuddy]

This problem is fixed. See here:
http://groups.google.com/group/google-appengine/browse_thread/thread/dff38d16372093ed

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