I am getting the error below when I tried to run FileTest.java

Exception in thread "main" org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'fileTest' defined in class path resource [filetest.xml]: Cannot resolve reference to bean 'userDao' while setting bean property 'userDao'; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'userDao' defined in class path resource [filetest.xml]: Cannot resolve reference to bean 'transactionManager' while setting bean property 'transactionManager'; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'transactionManager' defined in class path resource [filetest.xml]: Cannot resolve reference to bean 'sessionFactory' while setting bean property 'sessionFactory'; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'sessionFactory' defined in class path resource [filetest.xml]: Invocation of init method failed; nested exception is net.sf.ehcache.CacheException: Error configuring from file:/C:/CS520/workspace/csns/build/classes/ehcache.xml. Initial cause was Error configuring from input stream. Initial cause was null:20: Element <defaultCache> does not allow attribute "maxElementsOnDisk".
 

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