I can not solve the problem. This is a part of my pom file<div><br></div><div><div>&lt;build&gt;</div><div><span style="white-space:pre-wrap">                </span>&lt;plugins&gt;</div><div><span style="white-space:pre-wrap">                        </span>&lt;plugin&gt;</div>


<div><span style="white-space:pre-wrap">                                </span>&lt;groupId&gt;org.apache.maven.plugins&lt;/groupId&gt;</div><div><span style="white-space:pre-wrap">                                </span>&lt;artifactId&gt;maven-compiler-plugin&lt;/artifactId&gt;</div>


<div><span style="white-space:pre-wrap">                                </span>&lt;version&gt;2.0&lt;/version&gt;</div><div><span style="white-space:pre-wrap">                                </span>&lt;configuration&gt;</div><div><span style="white-space:pre-wrap">                                        </span>&lt;source&gt;1.5&lt;/source&gt;</div>


<div><span style="white-space:pre-wrap">                                        </span>&lt;target&gt;1.5&lt;/target&gt;</div><div><span style="white-space:pre-wrap">                                </span>&lt;/configuration&gt;</div><div><span style="white-space:pre-wrap">                        </span>&lt;/plugin&gt;</div>


<div><span style="white-space:pre-wrap">                        </span>&lt;plugin&gt;</div><div><span style="white-space:pre-wrap">                                </span>&lt;groupId&gt;org.apache.felix&lt;/groupId&gt;</div><div><span style="white-space:pre-wrap">                                </span>&lt;artifactId&gt;maven-bundle-plugin&lt;/artifactId&gt;</div>


<div><span style="white-space:pre-wrap">                                </span>&lt;extensions&gt;true&lt;/extensions&gt;</div><div><span style="white-space:pre-wrap">                                </span>&lt;configuration&gt;</div><div><span style="white-space:pre-wrap">                                        </span>&lt;manifestLocation&gt;META-INF&lt;/manifestLocation&gt;</div>


<div><span style="white-space:pre-wrap">                                        </span>&lt;instructions&gt;</div><div><span style="white-space:pre-wrap">                                                </span>&lt;Bundle-SymbolicName&gt;${pom.artifactId}&lt;/Bundle-SymbolicName&gt;</div>
<div><span style="white-space:pre-wrap">                                                </span>&lt;Bundle-Name&gt;${pom.artifactId}&lt;/Bundle-Name&gt;</div><div><span style="white-space:pre-wrap">                                                </span>&lt;Bundle-Activator&gt;drools.ejemplos.Activator&lt;/Bundle-Activator&gt;</div>


<div><span style="white-space:pre-wrap">                                                </span>&lt;Export-Package&gt;</div><div><span style="white-space:pre-wrap">                                                        </span>org.drools.*;-split-package:=merge-last</div><div>
<span style="white-space:pre-wrap">                                                </span>&lt;/Export-Package&gt;</div><div><span style="white-space:pre-wrap">                                                </span>&lt;Import-Package&gt;</div><div><span style="white-space:pre-wrap">                                                        </span>!org.drools.*;</div>


<div><span style="white-space:pre-wrap">                                                </span>&lt;/Import-Package&gt;</div><div><span style="white-space:pre-wrap">                                                </span>&lt;DynamicImport-Package&gt;*&lt;/DynamicImport-Package&gt;</div>
<div><span style="white-space:pre-wrap">                                        </span>&lt;/instructions&gt;</div><div><span style="white-space:pre-wrap">                                </span>&lt;/configuration&gt;</div><div><span style="white-space:pre-wrap">                        </span>&lt;/plugin&gt;</div>


<div><span style="white-space:pre-wrap">                </span>&lt;/plugins&gt;</div><div><span style="white-space:pre-wrap">        </span>&lt;/build&gt;</div><div><br></div><div><span style="white-space:pre-wrap">        </span>&lt;properties&gt;</div>


<div><span style="white-space:pre-wrap">                </span>&lt;project.build.sourceEncoding&gt;UTF-8&lt;/project.build.sourceEncoding&gt;</div><div><span style="white-space:pre-wrap">        </span>&lt;/properties&gt;</div>
<div><br></div><div><span style="white-space:pre-wrap">        </span>&lt;repositories&gt;</div><div><span style="white-space:pre-wrap">                </span>&lt;repository&gt;</div><div><span style="white-space:pre-wrap">                        </span>&lt;id&gt;Knopflerfish&lt;/id&gt;</div>


<div><span style="white-space:pre-wrap">                        </span>&lt;name&gt;Knopflerfish Releases Repository&lt;/name&gt;</div><div><span style="white-space:pre-wrap">                        </span>&lt;url&gt;<a href="http://www.knopflerfish.org/maven2" target="_blank" rel="nofollow" link="external">http://www.knopflerfish.org/maven2</a>&lt;/url&gt;</div>


<div><span style="white-space:pre-wrap">                        </span>&lt;layout&gt;default&lt;/layout&gt;</div><div><span style="white-space:pre-wrap">                </span>&lt;/repository&gt;</div><div><br></div><div>
<span style="white-space:pre-wrap">                </span>&lt;repository&gt;</div><div><span style="white-space:pre-wrap">                        </span>&lt;id&gt;JBOSS&lt;/id&gt;</div><div><span style="white-space:pre-wrap">                        </span>&lt;name&gt;JBoss Repository&lt;/name&gt;</div>


<div><span style="white-space:pre-wrap">                        </span>&lt;url&gt;<a href="https://repository.jboss.org/nexus/content/groups/public" target="_blank" rel="nofollow" link="external">https://repository.jboss.org/nexus/content/groups/public</a>&lt;/url&gt;</div>


<div><span style="white-space:pre-wrap">                </span>&lt;/repository&gt;</div><div><span style="white-space:pre-wrap">        </span>&lt;/repositories&gt;</div><div><br></div><div><span style="white-space:pre-wrap">        </span>&lt;dependencies&gt;</div>


<div><span style="white-space:pre-wrap">                </span>&lt;dependency&gt;</div><div><span style="white-space:pre-wrap">                        </span>&lt;groupId&gt;org.drools&lt;/groupId&gt;</div><div><span style="white-space:pre-wrap">                        </span>&lt;artifactId&gt;knowledge-api&lt;/artifactId&gt;</div>


<div><span style="white-space:pre-wrap">                        </span>&lt;version&gt;5.4.0-SNAPSHOT&lt;/version&gt;</div><div><span style="white-space:pre-wrap">                </span>&lt;/dependency&gt;</div><div><span style="white-space:pre-wrap">                </span>&lt;dependency&gt;</div>


<div><span style="white-space:pre-wrap">                        </span>&lt;groupId&gt;org.drools&lt;/groupId&gt;</div><div><span style="white-space:pre-wrap">                        </span>&lt;artifactId&gt;drools-compiler&lt;/artifactId&gt;</div>
<div><span style="white-space:pre-wrap">                        </span>&lt;version&gt;5.4.0-SNAPSHOT&lt;/version&gt;</div><div><span style="white-space:pre-wrap">                </span>&lt;/dependency&gt;</div><div><span style="white-space:pre-wrap">                </span>&lt;dependency&gt;</div>


<div><span style="white-space:pre-wrap">                        </span>&lt;groupId&gt;org.drools&lt;/groupId&gt;</div><div><span style="white-space:pre-wrap">                        </span>&lt;artifactId&gt;drools-core&lt;/artifactId&gt;</div>
<div><span style="white-space:pre-wrap">                        </span>&lt;version&gt;5.4.0-SNAPSHOT&lt;/version&gt;</div><div><span style="white-space:pre-wrap">                </span>&lt;/dependency&gt;</div><div><span style="white-space:pre-wrap">                </span>&lt;dependency&gt;</div>


<div><span style="white-space:pre-wrap">                        </span>&lt;groupId&gt;org.drools&lt;/groupId&gt;</div><div><span style="white-space:pre-wrap">                        </span>&lt;artifactId&gt;drools-grid-impl&lt;/artifactId&gt;</div>
<div><span style="white-space:pre-wrap">                        </span>&lt;version&gt;5.4.0-SNAPSHOT&lt;/version&gt;</div><div><span style="white-space:pre-wrap">                </span>&lt;/dependency&gt;</div><div><span style="white-space:pre-wrap">                </span>&lt;dependency&gt;</div>


<div><span style="white-space:pre-wrap">                        </span>&lt;groupId&gt;org.knopflerfish&lt;/groupId&gt;</div><div><span style="white-space:pre-wrap">                        </span>&lt;artifactId&gt;framework&lt;/artifactId&gt;</div>
<div><span style="white-space:pre-wrap">                        </span>&lt;version&gt;5.1.6&lt;/version&gt;</div><div><span style="white-space:pre-wrap">                </span>&lt;/dependency&gt;</div><div><span style="white-space:pre-wrap">        </span>&lt;/dependencies&gt;</div>


<div><br></div><div>Can anyone help me? Where I should include the antlr bundle? Because I tried to include it in a dependecy, I added it in the build path and always the result is the same</div><div><br><div class="gmail_quote">

On Tue, Jan 3, 2012 at 11:45 AM, salaboy [via Drools] <span dir="ltr">&lt;<a href="/user/SendEmail.jtp?type=node&node=3629614&i=0" target="_top" rel="nofollow" link="external">[hidden email]</a>&gt;</span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div>

        The error is pretty clear:
<br>java.lang.NoClassDefFoundError: org/antlr/runtime/CharStream
<br>You should include the antlr bundle in you osgi container :)
<br>Cheers
<br><br></div><div><div>On Tue, Jan 3, 2012 at 7:38 AM, jjmartinez &lt;<a href="http://user/SendEmail.jtp?type=node&amp;node=3628698&amp;i=0" rel="nofollow" link="external" target="_blank">[hidden email]</a>&gt; wrote:
</div></div><div><div><div><div class='shrinkable-quote'><br>&gt; Hi Salaboy,
<br>&gt;
<br>&gt; I followed your advice, and I have almost what I wanted.
<br>&gt;
<br>&gt; Now, my application shows me this error, and I don&#39;t know because.
<br>&gt;
<br>&gt; java.lang.NoClassDefFoundError: org/antlr/runtime/CharStream
<br>&gt; [stderr]        at
<br>&gt; org.drools.compiler.PackageBuilder.addPackageFromDrl(PackageBuilder.java:394)
<br>&gt; [stderr]        at
<br>&gt; org.drools.compiler.PackageBuilder.addKnowledgeResource(PackageBuilder.java:587)
<br>&gt; [stderr]        at
<br>&gt; org.drools.builder.impl.KnowledgeBuilderImpl.add(KnowledgeBuilderImpl.java:41)
<br>&gt; [stderr]        at
<br>&gt; drools.ejemplos.DroolsTest.readKnowledgeBase(DroolsTest.java:52)
<br>&gt; [stderr]        at drools.ejemplos.DroolsTest.execute(DroolsTest.java:35)
<br>&gt; [stderr]        at drools.ejemplos.DroolsTest.&lt;init&gt;(DroolsTest.java:29)
<br>&gt; [stderr]        at drools.ejemplos.Activator.start(Activator.java:14)
<br>&gt; [stderr]        at
<br>&gt; org.knopflerfish.framework.BundleImpl.start0(BundleImpl.java:356)
<br>&gt; [stderr]        at
<br>&gt; org.knopflerfish.framework.BundleThread.run(BundleThread.java:107)
<br>&gt; [stderr] Caused by: java.lang.ClassNotFoundException:
<br>&gt; org.antlr.runtime.CharStream
<br>&gt; [stderr]        at
<br>&gt; org.knopflerfish.framework.BundleClassLoader.findClass(BundleClassLoader.java:235)
<br>&gt; [stderr]        at
<br>&gt; org.knopflerfish.framework.BundleClassLoader.loadClass(BundleClassLoader.java:349)
<br>&gt; [stderr]        at java.lang.ClassLoader.loadClass(Unknown Source)
<br>&gt; [stderr]        ... 9 more
<br>&gt;
<br>&gt; Do you have any idea about this?
<br>&gt;
<br>&gt; Thanks in advance,
<br>&gt;
<br>&gt; Jesús
<br>&gt;
</div></div></div>&gt; --
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<br> - Salatino &quot;Salaboy&quot; Mauricio -
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        </div></div></div></blockquote></div><br><br clear="all"><div><br></div>-- <br>Jesús-----------------------------------------<br><br><br><br>
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