title: Invalid LOC header(bad signature)
body: <p>I am getting this error during my Maven build.</p>
  
  <p>Failed to execute goal org.apache.maven.plugins:maven-shade-plugin:2.4.3:shade (default) on project dl4j-examples: Error creating shaded jar: invalid LOC header (bad signature) -> [Help 1]
  [ERROR] </p>
  
  <p>This is my pom.xml file. </p>
  
  <pre><code>    &lt;plugin&gt;
              &lt;groupId&gt;org.apache.maven.plugins&lt;/groupId&gt;
              &lt;artifactId&gt;maven-shade-plugin&lt;/artifactId&gt;
              &lt;version&gt;${maven-shade-plugin.version}&lt;/version&gt;
              &lt;configuration&gt;
                  &lt;shadedArtifactAttached&gt;true&lt;/shadedArtifactAttached&gt;
                  &lt;shadedClassifierName&gt;${shadedClassifier}&lt;/shadedClassifierName&gt;
                  &lt;createDependencyReducedPom&gt;true&lt;/createDependencyReducedPom&gt;
                  &lt;filters&gt;
                      &lt;filter&gt;
                          &lt;artifact&gt;*:*&lt;/artifact&gt;
                          &lt;excludes&gt;
                              &lt;exclude&gt;org/datanucleus/**&lt;/exclude&gt;
                              &lt;exclude&gt;META-INF/*.SF&lt;/exclude&gt;
                              &lt;exclude&gt;META-INF/*.DSA&lt;/exclude&gt;
                              &lt;exclude&gt;META-INF/*.RSA&lt;/exclude&gt;
                          &lt;/excludes&gt;
                      &lt;/filter&gt;
                  &lt;/filters&gt;
  
              &lt;/configuration&gt;
  
              &lt;executions&gt;
                  &lt;execution&gt;
                      &lt;phase&gt;package&lt;/phase&gt;
                      &lt;goals&gt;
                          &lt;goal&gt;shade&lt;/goal&gt;
                      &lt;/goals&gt;
                      &lt;configuration&gt;
                          &lt;transformers&gt;
                              &lt;transformer implementation="org.apache.maven.plugins.shade.resource.AppendingTransformer"&gt;
                                  &lt;resource&gt;reference.conf&lt;/resource&gt;
                              &lt;/transformer&gt;
                              &lt;transformer implementation="org.apache.maven.plugins.shade.resource.ServicesResourceTransformer"/&gt;
                              &lt;transformer implementation="org.apache.maven.plugins.shade.resource.ManifestResourceTransformer"&gt;
                              &lt;/transformer&gt;
                          &lt;/transformers&gt;
                      &lt;/configuration&gt;
                  &lt;/execution&gt;
              &lt;/executions&gt;
          &lt;/plugin&gt;
  </code></pre>
  
  <p>I have tried to delete the jar file multiple times that does not seem to work.</p>