title: How to solve the warnings in log4j???Continuable parsing error...The content of element type "log4j:configuration" must match
body: <p>Warnings are shown ...</p>
  
  <pre><code>log4j:WARN Continuable parsing error 28 and column 23
  log4j:WARN The content of element type "log4j:configuration" must match
    "(renderer*,appender*,(category|logger)*,root?,categoryFactory?)".
  </code></pre>
  
  <p>when execute the java files</p>
  
  <pre><code>    &lt;?xml version="1.0" encoding="UTF-8" ?&gt;
      &lt;!DOCTYPE log4j:configuration SYSTEM "log4j.dtd"&gt;
      &lt;log4j:configuration&gt;
          &lt;appender name="console" class="org.apache.log4j.ConsoleAppender"&gt;
              &lt;layout class="org.apache.log4j.PatternLayout"&gt;
                  &lt;param name="ConversionPattern" value="\n[%-6r] - %m" /&gt;
              &lt;/layout&gt;
          &lt;/appender&gt;
          &lt;category name="se.jayway.ddsteps"&gt;
              &lt;priority value="info"&gt;&lt;/priority&gt;
          &lt;/category&gt;
          &lt;appender name="FILE" class="org.apache.log4j.FileAppender"&gt;
              &lt;param name="file"
                  value="D:/workspace_Testing/IdMUnitTests/logs/IdMUnitlog.log" /&gt;
              &lt;param name="immediateFlush" value="true" /&gt;
              &lt;param name="threshold" value="debug" /&gt;
              &lt;param name="append" value="false" /&gt;
              &lt;layout class="org.apache.log4j.PatternLayout"&gt;
                  &lt;param name="ConversionPattern" value="%m%n" /&gt;
              &lt;/layout&gt;
          &lt;/appender&gt;
  
          &lt;root&gt;
              &lt;priority value="INFO"&gt;&lt;/priority&gt;
              &lt;appender-ref ref="console" /&gt;
              &lt;appender-ref ref="FILE" /&gt;
          &lt;/root&gt;
      &lt;/log4j:configuration&gt;
  </code></pre>