title: java.lang.NoClassDefFoundError for org/springframework/aop/framework/AbstractAdvisingBeanPostProcessor
body: <p>Folks I am getting the following compilation error:</p>
  
  <pre><code> May 11, 2014 1:30:41 PM org.apache.catalina.core.ApplicationContext log
   SEVERE: StandardWrapper.Throwable
   org.springframework.beans.factory.parsing.BeanDefinitionParsingException: Configuration    problem: Failed to import bean definitions from URL location [classpath*:META-  INF/spring/context.xml]
   Offending resource: ServletContext resource [/WEB-INF/spring/appServlet/servlet-  context.xml]; nested exception is  org.springframework.beans.factory.BeanDefinitionStoreException: Unexpected exception parsing   XML document from URL [jar:file:/C:/Users/Dean/Downloads/springsource/vfabric-tc-server-  developer-2.9.5.SR1/base-instance/wtpwebapps/cointraders-api/WEB-INF/lib/data-core-1.0.0-  SNAPSHOT.jar!/META-INF/spring/context.xml]; nested exception is    org.springframework.beans.FatalBeanException: Invalid NamespaceHandler class  [org.springframework.data.jpa.repository.config.JpaRepositoryNameSpaceHandler] for namespace  [http://www.springframework.org/schema/data/jpa]: problem with handler class file or dependent  class; nested exception is java.lang.NoClassDefFoundError:  org/springframework/aop/framework/AbstractAdvisingBeanPostProcessor
  </code></pre>
  
  <p>I am running spring 3.1.1.RELEASE. I have been trying to figure out this problem and there's little help from previous searches. My stack trace here <a href="http://pastie.org/9166436" rel="nofollow">link</a> </p>