title: "Unknow type constant pool at position X" in tomcat logs since java 8
body: <p>I have a Java JSF2 web based application deployed on a Tomcat server, and since we moved to Java 8 / Tomcat 8 this error appears a lot in the tomcat output: </p>
  
  <pre><code>déc. 05, 2016 10:51:07 AM com.sun.faces.config.JavaClassScanningAnnotationScanner$ConstantPoolInfo containsAnnotation
  GRAVE: Unknow type constant pool 0 at position 178
  </code></pre>
  
  <p>I tried different stuff to fix this warning but it always comes back.</p>
  
  <p>Is this log a symptom of any issue ? Is it just a normal output? Is there a way to fix this?</p>