No unique bean of type [javax.persistence.EntityManagerFactory] is defined: but found 0

[sreekanth aleddulla]

Hi am getting the below error

org.springframework.beans.factory.NoSuchBeanDefinitionException: No unique bean of type 
[javax.persistence.EntityManagerFactory] is defined: expected single bean but found 0

can any body please help me how to fix this.

[Rishi Shehrawat]

You are injecting entity manager using Spring, however entity manager is not defined in your Spring configuration file.

[sreekanth aleddulla]

no i have configured EntityManagerFactory in applicationContext.xml

please find the below applicationContext.xml

<context:load-time-weaver/>
     <bean id="entityManagerFactory" class="org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean">
      <property name="dataSource" ref="dataSource"/>      
      <property name="persistenceXmlLocation" value="META-INF/persistence.xml" />      
      <property name="loadTimeWeaver">
            <bean class="org.springframework.instrument.classloading.InstrumentationLoadTimeWeaver"/>
      </property> 
	  <property name="jpaVendorAdapter">
          <bean class="org.springframework.orm.jpa.vendor.TopLinkJpaVendorAdapter">
            <property name="showSql" value="false"/>                
    		<property name="databasePlatform" value="oracle.toplink.essentials.platform.database.oracle.OraclePlatform"/>
          </bean>
      </property>
    </bean>
 <bean id="MydataSource" class="org.springframework.jndi.JndiObjectFactoryBean">
	      <property name="jndiName" value="java:comp/env/jdbc/Prepaid_user"/>    
      <property name="resourceRef" value="true" /> 
	</bean>
	
    <!-- Transaction manager for a single JPA EntityManagerFactory (alternative to JTA) -->
    <bean id="transactionManager" class="org.springframework.orm.jpa.JpaTransactionManager"
          p:entityManagerFactory-ref="entityManagerFactory"/>
    <context:annotation-config/>

i am getting the below stack strace error
please help me

[INFO] [talledLocalContainer] org.springframework.beans.factory.BeanCreationExce ption: Error creating bean with name 'autoMapping' defined in ServletContext resource
 [/WEB-INF/PrepaidBasics-servlet.xml]: Initialization of bean failed; nested exception is org.springframework.beans.factory.BeanCreationExce ption: Error creating bean
 with name 'noBillController': Injection of resource fields failed; nested exception is org.springframework.beans.factory.BeanCreationExce ption: Error creating bean 
with name 'thresholdReloadService': Injection of resource fields failed; nested exception is org.springframework.beans.factory.BeanCreationExce ption: Error creating 
bean with name 'thresholdReload': Injection of resource fields failed; nested exception is org.springframework.beans.factory.BeanCreationExce ption: Error creating 
bean with name 'paymentDao': Injection of persistence fields failed; nested exception is org.springframework.beans.factory.NoSuchBeanDefini tionException: No unique 
bean of type [javax.persistence.EntityManagerFactory] is defined: expected single bean but found 0