hi all i have a SQL Method that's cached. however, error occurred intermittently. when i disable the cache setting in the advance tab, everything works perfectly. anybody know why? setup zope-2.1.6, postgresql. pointers/docs, etc welcome thanks the traceback follows <P> <STRONG>Error Type: KeyError</STRONG><BR> <STRONG>Error Value: ('select *\012from msg\012where \012obj_id = 2790', 100)</STRONG><BR> </P> <!-- Traceback (innermost last): File /usr/local/Zope/lib/python/ZPublisher/Publish.py, line 214, in publish_module File /usr/local/Zope/lib/python/ZPublisher/Publish.py, line 179, in publish File /usr/local/Zope/lib/python/Zope/__init__.py, line 202, in zpublisher_exception_hook (Object: ElementWithAttributes) File /usr/local/Zope/lib/python/ZPublisher/Publish.py, line 165, in publish File /usr/local/Zope/lib/python/ZPublisher/mapply.py, line 160, in mapply (Object: view_msg_html) File /usr/local/Zope/lib/python/ZPublisher/Publish.py, line 102, in call_object (Object: view_msg_html) File /usr/local/Zope/lib/python/OFS/DTMLDocument.py, line 166, in __call__ (Object: view_msg_html) File /usr/local/Zope/lib/python/DocumentTemplate/DT_String.py, line 502, in __call__ (Object: view_msg_html) File /usr/local/Zope/lib/python/DocumentTemplate/DT_In.py, line 633, in renderwob (Object: qry_msg_by_id(obj_id=obj_id)) File /usr/local/Zope/lib/python/DocumentTemplate/DT_Util.py, line 335, in eval (Object: qry_msg_by_id(obj_id=obj_id)) (Info: qry_msg_by_id) File <string>, line 0, in ? File /usr/local/Zope/lib/python/Shared/DC/ZRDB/DA.py, line 429, in __call__ (Object: qry_msg_by_id) File /usr/local/Zope/lib/python/Shared/DC/ZRDB/DA.py, line 362, in _cached_result (Object: qry_msg_by_id) KeyError: (see above) -- ------------------------------------------------------ http://www.kedai.com.my/kk Am I Evil?