interface org.hibernate.engine.jdbc.WrappedBlob is not visible from class loader; nested exception is java.lang.IllegalArgumentException: interface org.hibernate.engine.jdbc.WrappedBlob is not visible from class loader
org.springframework.dao.InvalidDataAccessApiUsageException: interface org.hibernate.engine.jdbc.WrappedBlob is not visible from class loader; nested exception is java.lang.IllegalArgumentException: interface org.hibernate.engine.jdbc.WrappedBlob is not visible from class loader
	at org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:296)
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.translateExceptionIfPossible(HibernateJpaDialect.java:104)
	at org.springframework.orm.jpa.AbstractEntityManagerFactoryBean.translateExceptionIfPossible(AbstractEntityManagerFactoryBean.java:403)
	at org.springframework.dao.support.ChainedPersistenceExceptionTranslator.translateExceptionIfPossible(ChainedPersistenceExceptionTranslator.java:58)
	at org.springframework.dao.support.DataAccessUtils.translateIfNecessary(DataAccessUtils.java:213)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:163)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202)
....
Caused by: java.lang.IllegalArgumentException: interface org.hibernate.engine.jdbc.WrappedBlob is not visible from class loader
	at java.lang.reflect.Proxy.getProxyClass(Proxy.java:353)
	at java.lang.reflect.Proxy.newProxyInstance(Proxy.java:581)
	at org.hibernate.engine.jdbc.SerializableBlobProxy.generateProxy(SerializableBlobProxy.java:92)
	at org.hibernate.engine.jdbc.AbstractLobCreator.wrap(AbstractLobCreator.java:39) 

	public static ClassLoader getProxyClassLoader() {
		return WrappedBlob.class.getClassLoader();
	}