spring-projects/spring-framework · error · BeanCreationException

Cannot apply @Lookup to beans without corresponding bean def

Error message

Cannot apply @Lookup to beans without corresponding bean definition

What it means

Error "Cannot apply @Lookup to beans without corresponding bean definition" thrown in spring-projects/spring-framework.

Source

Thrown at spring-beans/src/main/java/org/springframework/beans/factory/annotation/AutowiredAnnotationBeanPostProcessor.java:471

	private void checkLookupMethods(Class<?> beanClass, final String beanName) throws BeanCreationException {
		if (!this.lookupMethodsChecked.contains(beanName)) {
			if (AnnotationUtils.isCandidateClass(beanClass, Lookup.class)) {
				try {
					Class<?> targetClass = beanClass;
					do {
						ReflectionUtils.doWithLocalMethods(targetClass, method -> {
							Lookup lookup = method.getAnnotation(Lookup.class);
							if (lookup != null) {
								Assert.state(this.beanFactory != null, "No BeanFactory available");
								LookupOverride override = new LookupOverride(method, lookup.value());
								try {
									RootBeanDefinition mbd = (RootBeanDefinition)
											this.beanFactory.getMergedBeanDefinition(beanName);
									mbd.getMethodOverrides().addOverride(override);
								}
								catch (NoSuchBeanDefinitionException ex) {
									throw new BeanCreationException(beanName,
											"Cannot apply @Lookup to beans without corresponding bean definition");
								}
							}
						});
						targetClass = targetClass.getSuperclass();
					}
					while (targetClass != null && targetClass != Object.class);

				}
				catch (IllegalStateException ex) {
					throw new BeanCreationException(beanName, "Lookup method resolution failed", ex);
				}
			}
			this.lookupMethodsChecked.add(beanName);
		}
	}

	@Override

View on GitHub (pinned to e8729d0438)

When it happens

Trigger: Thrown at spring-beans/src/main/java/org/springframework/beans/factory/annotation/AutowiredAnnotationBeanPostProcessor.java:471 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of spring-projects/spring-framework@e8729d0438 (2026-08-04). Data as JSON: /data/errors/c9e5998610a6c79f.json. Report an issue: GitHub.