Here&#39;s more of the error:<br><br>java.lang.ClassCastException: org.slf4j.impl.SimpleLoggerFactory<br>        at jupiter.messaging.EventSubscriber.&lt;init&gt;(EventSubscriber.java:40)<br>        at developerworks.jetty6.CrudMessage.&lt;clinit&gt;(CrudMessage.java:91)<br>
        at developerworks.jetty6.UserCountServlet.&lt;clinit&gt;(UserCountServlet.java<br>:33)<br>        at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)<br><br>        at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstruct<br>
orAccessorImpl.java:39)<br>        at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingC<br>onstructorAccessorImpl.java:27)<br><br>This is code that run at startup and breaks on (LoggerContext) LoggerFactory.getILoggerFactory();<br>
<br>I am using Maven to keep track of dependencies, I have the following included for logback:<br>    <br>      &lt;dependency&gt;<br>        &lt;groupId&gt;ch.qos.logback&lt;/groupId&gt;<br>        &lt;artifactId&gt;logback-core&lt;/artifactId&gt;<br>
        &lt;version&gt;0.9.15&lt;/version&gt;<br>      &lt;/dependency&gt;<br>      <br>      &lt;dependency&gt;<br>        &lt;groupId&gt;ch.qos.logback&lt;/groupId&gt;<br>        &lt;artifactId&gt;logback-classic&lt;/artifactId&gt;<br>
        &lt;version&gt;0.9.15&lt;/version&gt;<br>      &lt;/dependency&gt;<br>      <br>      &lt;dependency&gt;<br>        &lt;groupId&gt;ch.qos.logback&lt;/groupId&gt;<br>        &lt;artifactId&gt;logback-access&lt;/artifactId&gt;<br>
        &lt;version&gt;0.9.15&lt;/version&gt;<br>      &lt;/dependency&gt;<br>      <br>      &lt;dependency&gt;<br>        &lt;groupId&gt;org.slf4j&lt;/groupId&gt;<br>        &lt;artifactId&gt;slf4j-api&lt;/artifactId&gt;<br>
        &lt;version&gt;1.5.6&lt;/version&gt;<br>      &lt;/dependency&gt;<br><br><div class="gmail_quote">On Wed, May 13, 2009 at 6:43 AM, Ceki Gulcu <span dir="ltr">&lt;ceki@qos.ch&gt;</span> wrote:<br><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">
Hello Brian,<br>
<br>
Could you please post the two or three lines of the stack trace? Which artifacts (jar files) have you placed on the class path?<div><div></div><div class="h5"><br>
<br>
Brian Moschel wrote:<br>
<blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">
Hey guys,<br>
<br>
I am noticing an error on startup:<br>
<br>
java.lang.ClassCastException: org.slf4j.impl.SimpleLoggerFactory<br>
<br>
I am trying to run the following lines to load my config, which I got from the startup guide:<br>
<br>
LoggerContext lc = (LoggerContext) LoggerFactory.getILoggerFactory();<br>
JoranConfigurator configurator = new JoranConfigurator();<br>
lc.reset();<br>
configurator.setContext(lc);<br>
configurator.doConfigure(my_path);<br>
StatusPrinter.printInCaseOfErrorsOrWarnings(lc);<br>
<br>
The error occurs at the first line in the above code.  I got this working at some point, but somehow am back in a non-working state.  This is a Jetty app.  Any tips?<br>
<br>
Thanks,<br>
Brian<br>
</blockquote></div></div><font color="#888888">
-- <br>
Ceki Gülcü<br>
Logback: The reliable, generic, fast and flexible logging framework for Java.<br>
<a href="http://logback.qos.ch" target="_blank">http://logback.qos.ch</a><br>
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</font></blockquote></div><br>