title: Spring 3.1 web application issue
body: <p>I was developing simple spring mvc app with one controller. when i deploy the war file, I am getting following exception.</p>
  
  <pre><code>java.lang.IllegalAccessError: tried to access class org.springframework.core.convert.support.StringToBooleanConverter from class org.springframework.core.convert.support.DefaultConversionService
      at org.springframework.core.convert.support.DefaultConversionService.addScalarConverters(DefaultConversionService.java:61)
      at org.springframework.core.convert.support.DefaultConversionService.addDefaultConverters(DefaultConversionService.java:53)
      at org.springframework.core.convert.support.DefaultConversionService.&lt;init&gt;(DefaultConversionService.java:42)
      at org.springframework.core.env.AbstractPropertyResolver.&lt;init&gt;(AbstractPropertyResolver.java:44)
      at org.springframework.core.env.PropertySourcesPropertyResolver.&lt;init&gt;(PropertySourcesPropertyResolver.java:42)
      at org.springframework.core.env.AbstractEnvironment.&lt;init&gt;(AbstractEnvironment.java:95)
      at org.springframework.core.env.StandardEnvironment.&lt;init&gt;(StandardEnvironment.java:54)
      at org.springframework.web.context.support.StandardServletEnvironment.&lt;init&gt;(StandardServletEnvironment.java:43)
      at org.springframework.web.servlet.HttpServletBean.&lt;init&gt;(HttpServletBean.java:90)
      at org.springframework.web.servlet.FrameworkServlet.&lt;init&gt;(FrameworkServlet.java:211)
      at org.springframework.web.servlet.DispatcherServlet.&lt;init&gt;(DispatcherServlet.java:303)
      at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
  </code></pre>