title: java.lang.NoClassDefFoundError: org/springframework/util/MultiValueMap
body: <p>I am using Spring-core 3.2 jar but I am getting error as    </p>
  
  <blockquote>
    <p>"java.lang.NoClassDefFoundError:
    org/springframework/util/MultiValueMap".</p>
  </blockquote>
  
  <pre><code>MultiValueMap&lt;String, String&gt; formData = new LinkedMultiValueMap&lt;String, String&gt;(); 
  formData.add("xxx","xxxx");
  formData.add("yyy","yyy");                      
  formData.add("r","5");
  formData.add("d","0");
  </code></pre>
  
  <p>I need to pass this data to HTTP post but I am getting above error. I have imported below Jars:        </p>
  
  <pre><code>import org.springframework.http.converter.FormHttpMessageConverter;
  import org.springframework.http.converter.HttpMessageConverter;
  import org.springframework.http.converter.StringHttpMessageConverter;
  import org.springframework.util.LinkedMultiValueMap;
  import org.springframework.util.MultiValueMap;
  </code></pre>