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<DIV><FONT face=Arial size=2>Your error has nothing to do with deferred. The
error is coming from MySQL and it probably means your trying to insert duplicate
values in a primary key field or some other field which must be uniqe in your
table.</FONT></DIV>
<DIV><FONT face=Arial size=2></FONT> </DIV>
<DIV><FONT face=Arial size=2>Thomas</FONT></DIV>
<DIV><FONT face=Arial size=2></FONT> </DIV>
<DIV><FONT face=Arial size=2></FONT> </DIV>
<BLOCKQUOTE dir=ltr
style="PADDING-RIGHT: 0px; PADDING-LEFT: 5px; MARGIN-LEFT: 5px; BORDER-LEFT: #000000 2px solid; MARGIN-RIGHT: 0px">
<DIV style="FONT: 10pt arial">----- Original Message ----- </DIV>
<DIV
style="BACKGROUND: #e4e4e4; FONT: 10pt arial; font-color: black"><B>From:</B>
<A title=vlupien@drummonddesigns.com
href="mailto:vlupien@drummonddesigns.com">vicky lupien</A> </DIV>
<DIV style="FONT: 10pt arial"><B>To:</B> <A
title=twisted-python@twistedmatrix.com
href="mailto:twisted-python@twistedmatrix.com">twisted-python@twistedmatrix.com</A>
</DIV>
<DIV style="FONT: 10pt arial"><B>Sent:</B> Tuesday, December 02, 2003 10:56
PM</DIV>
<DIV style="FONT: 10pt arial"><B>Subject:</B> [Twisted-Python] deferred</DIV>
<DIV><BR></DIV>
<DIV class=Section1>
<P class=MsoNormal><FONT face=Arial size=2><SPAN lang=EN-CA
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial; mso-ansi-language: EN-CA">I have a
problem with deferred. <SPAN style="mso-spacerun: yes"> </SPAN>I have a
wmfactory that return the results of a sql query but sometimes it occurs that
the result is an sql-exception error because it’s an insert query and
sometimes the data are already in the database. When this kind of error
occurs, the page is not render and I got an
error.<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial size=2><SPAN lang=EN-CA
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial; mso-ansi-language: EN-CA"><o:p> </o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial size=2><SPAN lang=EN-CA
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial; mso-ansi-language: EN-CA">Here’s
what I talking about:<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial size=2><SPAN lang=EN-CA
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial; mso-ansi-language: EN-CA"><o:p> </o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial size=2><SPAN lang=EN-CA
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial; mso-ansi-language: EN-CA">class
MessagePage(pages.BasePage):<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial size=2><SPAN lang=EN-CA
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial; mso-ansi-language: EN-CA"><SPAN
style="mso-spacerun: yes"> </SPAN>templateDirectory =
str(os.sep).join([pages.BasePage().templateDirectory])<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial size=2><SPAN lang=EN-CA
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial; mso-ansi-language: EN-CA"><SPAN
style="mso-spacerun: yes"> </SPAN>templateFile =
"message.html"<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial size=2><SPAN lang=EN-CA
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial; mso-ansi-language: EN-CA"><SPAN
style="mso-spacerun: yes">
</SPAN><o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial size=2><SPAN lang=EN-CA
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial; mso-ansi-language: EN-CA"><SPAN
style="mso-spacerun: yes"> </SPAN>def initialize(self,
theDeferred=None):<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial size=2><SPAN lang=EN-CA
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial; mso-ansi-language: EN-CA"><SPAN
style="mso-spacerun: yes">
</SPAN># theDeferred is the results of an sql query of an other page but at
the stage of deferred<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial size=2><SPAN lang=EN-CA
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial; mso-ansi-language: EN-CA"><SPAN
style="mso-spacerun: yes">
</SPAN>self.theDeferred = theDeferred<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial size=2><SPAN lang=EN-CA
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial; mso-ansi-language: EN-CA"><SPAN
style="mso-spacerun: yes">
</SPAN><o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial size=2><SPAN lang=EN-CA
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial; mso-ansi-language: EN-CA"><SPAN
style="mso-spacerun: yes">
</SPAN><o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial size=2><SPAN lang=EN-CA
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial; mso-ansi-language: EN-CA"><SPAN
style="mso-spacerun: yes"> </SPAN>def
wmfactory_theDeferred(self, request):<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial size=2><SPAN lang=EN-CA
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial; mso-ansi-language: EN-CA"><SPAN
style="mso-spacerun: yes">
</SPAN>return self.theDeferred<SPAN style="mso-spacerun: yes">
</SPAN>#here’s where the error occurs.<SPAN style="mso-spacerun: yes">
</SPAN>When the sql queries is ok everything is fine but when it’s an sql
exception it breaks<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial size=2><SPAN lang=EN-CA
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial; mso-ansi-language: EN-CA"><SPAN
style="mso-spacerun: yes">
</SPAN><o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial size=2><SPAN lang=EN-CA
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial; mso-ansi-language: EN-CA"><SPAN
style="mso-spacerun: yes"> </SPAN>def wvupdate_message(self,
request, widget, data):<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial size=2><SPAN lang=EN-CA
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial; mso-ansi-language: EN-CA"><SPAN
style="mso-spacerun: yes">
</SPAN>print data<SPAN style="mso-spacerun: yes"> </SPAN># I don’t want
to just print the data (self.deferred) but it’s a test to see what’s the
problem<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN lang=EN-CA
style="FONT-SIZE: 12pt; mso-ansi-language: EN-CA"><o:p> </o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN lang=EN-CA
style="FONT-SIZE: 12pt; mso-ansi-language: EN-CA">My
template:<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN lang=EN-CA
style="FONT-SIZE: 12pt; mso-ansi-language: EN-CA"><html><o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN lang=EN-CA
style="FONT-SIZE: 12pt; mso-ansi-language: EN-CA"><SPAN
style="mso-tab-count: 1">
</SPAN><head><o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN lang=EN-CA
style="FONT-SIZE: 12pt; mso-ansi-language: EN-CA"><SPAN
style="mso-tab-count: 1">
</SPAN></head><o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN lang=EN-CA
style="FONT-SIZE: 12pt; mso-ansi-language: EN-CA"><SPAN
style="mso-tab-count: 1">
</SPAN><body><o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN lang=EN-CA
style="FONT-SIZE: 12pt; mso-ansi-language: EN-CA"><SPAN
style="mso-tab-count: 1">
</SPAN><SPAN
style="mso-tab-count: 1">
</SPAN><br /><o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN lang=EN-CA
style="FONT-SIZE: 12pt; mso-ansi-language: EN-CA"><SPAN
style="mso-tab-count: 1">
</SPAN><SPAN
style="mso-tab-count: 1">
</SPAN><br /><o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN lang=EN-CA
style="FONT-SIZE: 12pt; mso-ansi-language: EN-CA"><SPAN
style="mso-tab-count: 1">
</SPAN><SPAN
style="mso-tab-count: 1">
</SPAN>ALLO<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN lang=EN-CA
style="FONT-SIZE: 12pt; mso-ansi-language: EN-CA"><SPAN
style="mso-tab-count: 1">
</SPAN><SPAN
style="mso-tab-count: 1">
</SPAN><div model="theDeferred"
view="message"><o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN lang=EN-CA
style="FONT-SIZE: 12pt; mso-ansi-language: EN-CA"><SPAN
style="mso-tab-count: 1">
</SPAN><SPAN
style="mso-tab-count: 1">
</SPAN></div><o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN lang=EN-CA
style="FONT-SIZE: 12pt; mso-ansi-language: EN-CA"><SPAN
style="mso-tab-count: 1">
</SPAN></body><o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN lang=EN-CA
style="FONT-SIZE: 12pt; mso-ansi-language: EN-CA"></html><o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN lang=EN-CA
style="FONT-SIZE: 12pt; mso-ansi-language: EN-CA"><o:p> </o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN lang=EN-CA
style="FONT-SIZE: 12pt; mso-ansi-language: EN-CA">The error I got when it’s an
sql exception:<o:p></o:p></SPAN></FONT></P>
<P class=error><B><FONT face=Verdana color=red size=3><SPAN lang=EN-CA
style="FONT-SIZE: 12pt; mso-ansi-language: EN-CA">_mysql_exceptions.IntegrityError:
(1062, "Duplicate entry '12345' for key 2")<o:p></o:p></SPAN></FONT></B></P>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN lang=EN-CA
style="FONT-SIZE: 12pt; mso-ansi-language: EN-CA">how can I avoid this
error?<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN lang=EN-CA
style="FONT-SIZE: 12pt; mso-ansi-language: EN-CA"><o:p> </o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN lang=EN-CA
style="FONT-SIZE: 12pt; mso-ansi-language: EN-CA">vicky<o:p></o:p></SPAN></FONT></P></DIV></BLOCKQUOTE></BODY></HTML>