Myghty Template Error

Error: Error:
File: /usr/local/apache2/htdocs/angola3/index.html line 300
Context: 297: return s
298:
299: # get the session
300: session = m.get_session()
301:
302: # get data
303: if session.has_key('referer'):
Traceback: /usr/local/apache2/htdocs/angola3/index.html:300
/usr/local/lib/python2.4/site-packages/mod_python/apache.py:299


Original Stack Trace:

Error: Error:
File: /usr/local/lib/python2.4/site-packages/myghty/container.py line 698
Context: 695: def do_open(self, flags):
696: if self.file_exists(self.file):
697: fh = open(self.file, 'r')
698: self.hash = cPickle.load(fh)
699: fh.close()
700: self.flags = flags
701:
Traceback: /usr/local/lib/python2.4/site-packages/myghty/container.py:698
/usr/local/lib/python2.4/site-packages/myghty/container.py:170
/usr/local/lib/python2.4/site-packages/myghty/container.py:147
/usr/local/lib/python2.4/site-packages/myghty/session.py:168
/usr/local/lib/python2.4/site-packages/myghty/session.py:97
/usr/local/lib/python2.4/site-packages/myghty/session.py:255
/usr/local/lib/python2.4/site-packages/myghty/http/ApacheHandler.py:133
/usr/local/lib/python2.4/site-packages/myghty/request.py:614
/usr/local/apache2/myghty/obj/main//angola3/index.html.py:52
/usr/local/lib/python2.4/site-packages/myghty/component.py:123
/usr/local/lib/python2.4/site-packages/myghty/request.py:387
/usr/local/lib/python2.4/site-packages/myghty/request.py:247
/usr/local/lib/python2.4/site-packages/myghty/exception.py:70
/usr/local/lib/python2.4/site-packages/myghty/request.py:268
/usr/local/lib/python2.4/site-packages/myghty/http/HTTPHandler.py:147
/usr/local/lib/python2.4/site-packages/myghty/http/ApacheHandler.py:29
/usr/local/lib/python2.4/site-packages/mod_python/apache.py:299