Polishing

spring-context/src/main/java/org/springframework/context/event/ApplicationListenerMethodAdapter.java

@@ -302,7 +302,7 @@ public class ApplicationListenerMethodAdapter implements GenericApplicationListe
 		Class<?> targetBeanClass = targetBean.getClass();
 		if (!methodDeclaringClass.isAssignableFrom(targetBeanClass)) {
 			String msg = "The event listener method class '" + methodDeclaringClass.getName() +
-					"' is not an instance of the actual bean instance '" +
+					"' is not an instance of the actual bean class '" +
 					targetBeanClass.getName() + "'. If the bean requires proxying " +
 					"(e.g. due to @Transactional), please use class-based proxying.";
 			throw new IllegalStateException(getInvocationErrorMessage(targetBean, msg, args));