Hi everyone,<br><br>I&#39;m just trying to install z3c.from to try it. From its directory i excuted the command : &quot;sudo python setup.py install&quot;<br>to install it&nbsp; and&nbsp; it installed lots of eggs files (most of them zope 
3.4) . I have 3.3.1 on my system and when i execute&nbsp; sudo ./runzope  i got errors like :<br><br>Traceback (most recent call last):<br>&nbsp; File &quot;./runzope&quot;, line 48, in ?<br>&nbsp;&nbsp;&nbsp; run()<br>&nbsp; File &quot;./runzope&quot;, line 44, in run
<br>&nbsp;&nbsp;&nbsp; main([&quot;-C&quot;, CONFIG_FILE] + sys.argv[1:])<br>&nbsp; File &quot;/usr/local/Zope-3.3.1/lib/python/zope/app/twisted/main.py&quot;, line 73, in main<br>&nbsp;&nbsp;&nbsp; service = setup(load_options(args))<br>&nbsp; File &quot;/usr/local/Zope-
3.3.1/lib/python/zope/app/twisted/main.py&quot;, line 140, in setup<br>&nbsp;&nbsp;&nbsp; zope.app.appsetup.config(options.site_definition, features=features)<br>&nbsp; File &quot;/usr/local/Zope-3.3.1/lib/python/zope/app/appsetup/appsetup.py&quot;, line 110, in config
<br>&nbsp;&nbsp;&nbsp; context = xmlconfig.file(file, context=context, execute=execute)<br>&nbsp; File &quot;/usr/local/Zope-3.3.1/lib/python/zope/configuration/xmlconfig.py&quot;, line 579, in file<br>&nbsp;&nbsp;&nbsp; include(context, name, package)<br>
&nbsp; File &quot;/usr/local/Zope-3.3.1/lib/python/zope/configuration/xmlconfig.py&quot;, line 515, in include<br>&nbsp;&nbsp;&nbsp; processxmlfile(f, context)<br>&nbsp; File &quot;/usr/local/Zope-3.3.1/lib/python/zope/configuration/xmlconfig.py&quot;, line 370, in processxmlfile
<br>&nbsp;&nbsp;&nbsp; parser.parse(src)<br>&nbsp; File &quot;/usr/lib/python2.4/site-packages/_xmlplus/sax/expatreader.py&quot;, line 109, in parse<br>&nbsp;&nbsp;&nbsp; xmlreader.IncrementalParser.parse(self, source)<br>&nbsp; File &quot;/usr/lib/python2.4/site-packages/_xmlplus/sax/xmlreader.py&quot;, line 123, in parse
<br>&nbsp;&nbsp;&nbsp; self.feed(buffer)<br>&nbsp; File &quot;/usr/lib/python2.4/site-packages/_xmlplus/sax/expatreader.py&quot;, line 216, in feed<br>&nbsp;&nbsp;&nbsp; self._parser.Parse(data, isFinal)<br>&nbsp; File &quot;/usr/lib/python2.4/site-packages/_xmlplus/sax/expatreader.py&quot;, line 364, in end_element_ns
<br>&nbsp;&nbsp;&nbsp; self._cont_handler.endElementNS(pair, None)<br>&nbsp; File &quot;/usr/local/Zope-3.3.1/lib/python/zope/configuration/xmlconfig.py&quot;, line 349, in endElementNS<br>&nbsp;&nbsp;&nbsp; self.context.end()<br>&nbsp; File &quot;/usr/local/Zope-
3.3.1/lib/python/zope/configuration/config.py&quot;, line 544, in end<br>&nbsp;&nbsp;&nbsp; self.stack.pop().finish()<br>&nbsp; File &quot;/usr/local/Zope-3.3.1/lib/python/zope/configuration/config.py&quot;, line 692, in finish<br>&nbsp;&nbsp;&nbsp; actions = 
self.handler(context, **args)<br>&nbsp; File &quot;/usr/local/Zope-3.3.1/lib/python/zope/configuration/xmlconfig.py&quot;, line 515, in include<br>&nbsp;&nbsp;&nbsp; processxmlfile(f, context)<br>&nbsp; File &quot;/usr/local/Zope-3.3.1/lib/python/zope/configuration/xmlconfig.py&quot;, line 370, in processxmlfile
<br>&nbsp;&nbsp;&nbsp; parser.parse(src)<br>&nbsp; File &quot;/usr/lib/python2.4/site-packages/_xmlplus/sax/expatreader.py&quot;, line 109, in parse<br>&nbsp;&nbsp;&nbsp; xmlreader.IncrementalParser.parse(self, source)<br>&nbsp; File &quot;/usr/lib/python2.4/site-packages/_xmlplus/sax/xmlreader.py&quot;, line 123, in parse
<br>&nbsp;&nbsp;&nbsp; self.feed(buffer)<br>&nbsp; File &quot;/usr/lib/python2.4/site-packages/_xmlplus/sax/expatreader.py&quot;, line 216, in feed<br>&nbsp;&nbsp;&nbsp; self._parser.Parse(data, isFinal)<br>&nbsp; File &quot;/usr/lib/python2.4/site-packages/_xmlplus/sax/expatreader.py&quot;, line 364, in end_element_ns
<br>&nbsp;&nbsp;&nbsp; self._cont_handler.endElementNS(pair, None)<br>&nbsp; File &quot;/usr/local/Zope-3.3.1/lib/python/zope/configuration/xmlconfig.py&quot;, line 349, in endElementNS<br>&nbsp;&nbsp;&nbsp; self.context.end()<br>&nbsp; File &quot;/usr/local/Zope-
3.3.1/lib/python/zope/configuration/config.py&quot;, line 544, in end<br>&nbsp;&nbsp;&nbsp; self.stack.pop().finish()<br>&nbsp; File &quot;/usr/local/Zope-3.3.1/lib/python/zope/configuration/config.py&quot;, line 692, in finish<br>&nbsp;&nbsp;&nbsp; actions = 
self.handler(context, **args)<br>&nbsp; File &quot;/usr/local/Zope-3.3.1/lib/python/zope/configuration/xmlconfig.py&quot;, line 515, in include<br>&nbsp;&nbsp;&nbsp; processxmlfile(f, context)<br>&nbsp; File &quot;/usr/local/Zope-3.3.1/lib/python/zope/configuration/xmlconfig.py&quot;, line 370, in processxmlfile
<br>&nbsp;&nbsp;&nbsp; parser.parse(src)<br>&nbsp; File &quot;/usr/lib/python2.4/site-packages/_xmlplus/sax/expatreader.py&quot;, line 109, in parse<br>&nbsp;&nbsp;&nbsp; xmlreader.IncrementalParser.parse(self, source)<br>&nbsp; File &quot;/usr/lib/python2.4/site-packages/_xmlplus/sax/xmlreader.py&quot;, line 123, in parse
<br>&nbsp;&nbsp;&nbsp; self.feed(buffer)<br>&nbsp; File &quot;/usr/lib/python2.4/site-packages/_xmlplus/sax/expatreader.py&quot;, line 216, in feed<br>&nbsp;&nbsp;&nbsp; self._parser.Parse(data, isFinal)<br>&nbsp; File &quot;/usr/lib/python2.4/site-packages/_xmlplus/sax/expatreader.py&quot;, line 364, in end_element_ns
<br>&nbsp;&nbsp;&nbsp; self._cont_handler.endElementNS(pair, None)<br>&nbsp; File &quot;/usr/local/Zope-3.3.1/lib/python/zope/configuration/xmlconfig.py&quot;, line 349, in endElementNS<br>&nbsp;&nbsp;&nbsp; self.context.end()<br>&nbsp; File &quot;/usr/local/Zope-
3.3.1/lib/python/zope/configuration/config.py&quot;, line 544, in end<br>&nbsp;&nbsp;&nbsp; self.stack.pop().finish()<br>&nbsp; File &quot;/usr/local/Zope-3.3.1/lib/python/zope/configuration/config.py&quot;, line 692, in finish<br>&nbsp;&nbsp;&nbsp; actions = 
self.handler(context, **args)<br>&nbsp; File &quot;/usr/local/Zope-3.3.1/lib/python/zope/configuration/xmlconfig.py&quot;, line 515, in include<br>&nbsp;&nbsp;&nbsp; processxmlfile(f, context)<br>&nbsp; File &quot;/usr/local/Zope-3.3.1/lib/python/zope/configuration/xmlconfig.py&quot;, line 370, in processxmlfile
<br>&nbsp;&nbsp;&nbsp; parser.parse(src)<br>&nbsp; File &quot;/usr/lib/python2.4/site-packages/_xmlplus/sax/expatreader.py&quot;, line 109, in parse<br>&nbsp;&nbsp;&nbsp; xmlreader.IncrementalParser.parse(self, source)<br>&nbsp; File &quot;/usr/lib/python2.4/site-packages/_xmlplus/sax/xmlreader.py&quot;, line 123, in parse
<br>&nbsp;&nbsp;&nbsp; self.feed(buffer)<br>&nbsp; File &quot;/usr/lib/python2.4/site-packages/_xmlplus/sax/expatreader.py&quot;, line 216, in feed<br>&nbsp;&nbsp;&nbsp; self._parser.Parse(data, isFinal)<br>&nbsp; File &quot;/usr/lib/python2.4/site-packages/_xmlplus/sax/expatreader.py&quot;, line 364, in end_element_ns
<br>&nbsp;&nbsp;&nbsp; self._cont_handler.endElementNS(pair, None)<br>&nbsp; File &quot;/usr/local/Zope-3.3.1/lib/python/zope/configuration/xmlconfig.py&quot;, line 349, in endElementNS<br>&nbsp;&nbsp;&nbsp; self.context.end()<br>&nbsp; File &quot;/usr/local/Zope-
3.3.1/lib/python/zope/configuration/config.py&quot;, line 544, in end<br>&nbsp;&nbsp;&nbsp; self.stack.pop().finish()<br>&nbsp; File &quot;/usr/local/Zope-3.3.1/lib/python/zope/configuration/config.py&quot;, line 691, in finish<br>&nbsp;&nbsp;&nbsp; args = toargs(context, *
self.argdata)<br>&nbsp; File &quot;/usr/local/Zope-3.3.1/lib/python/zope/configuration/config.py&quot;, line 1383, in toargs<br>&nbsp;&nbsp;&nbsp; args[str(name)] = field.fromUnicode(s)<br>&nbsp; File &quot;/usr/local/Zope-3.3.1/lib/python/zope/configuration/fields.py&quot;, line 141, in fromUnicode
<br>&nbsp;&nbsp;&nbsp; raise schema.ValidationError(v)<br>zope.configuration.xmlconfig.ZopeXMLConfigurationError: File &quot;/home/makkalot/zope3Dev/etc/site.zcml&quot;, line 3.2-3.50<br>&nbsp;&nbsp;&nbsp; ZopeXMLConfigurationError: File &quot;/home/makkalot/zope3Dev/etc/package-includes/apidoc-
meta.zcml&quot;, line 1.0-1.54<br>&nbsp;&nbsp;&nbsp; ZopeXMLConfigurationError: File &quot;/usr/local/Zope-3.3.1/lib/python/zope/app/apidoc/meta.zcml&quot;, line 6.2-6.51<br>&nbsp;&nbsp;&nbsp; ZopeXMLConfigurationError: File &quot;/usr/local/Zope-3.3.1
/lib/python/zope/app/apidoc/bookmodule/meta.zcml&quot;, line 5.2-9.45<br>&nbsp;&nbsp;&nbsp; ConfigurationError: (&#39;Invalid value for&#39;, &#39;handler&#39;, &#39;Help Topic definition /usr/lib/python2.4/site-packages/zope.app.session-
3.5.0dev_r77333-py2.4.egg/zope/app/onlinehelp/help/welcome.stx does not exist&#39;)<br><br><br>It seems that the things z3c.form installed breaks my zope 3 instance. How can i fix that ? I think the way i nstalled it i wrong :)
<br><br>Thanks for help !<br>