java
Spring proxy class cast exception
ClassCastException.*cannot be cast to.*at.*proxy
Fixes
- 1.Use interface-based injection instead of concrete class
- 2.Set spring.aop.proxy-target-class=true for CGLIB proxies
- 3.Access the proxied method through the interface type
spring-bootaopproxy
Related Errors
java3 fixes
Spring Boot bean not found in application context
NoSuchBeanDefinitionException.*No qualifying bean of type
- •Add @Component/@Service/@Repository annotation to the class
- •Ensure the package is scanned: check @ComponentScan or @SpringBootApplication basePackages
java3 fixes
Spring circular dependency during bean creation
BeanCurrentlyInCreationException.*Requested bean is currently in creation
- •Use @Lazy annotation on one of the circular dependencies
- •Refactor to break the circular dependency with an event or interface
java3 fixes
Spring Boot unsatisfied dependency injection
UnsatisfiedDependencyException.*Error creating bean with name
- •Verify the required bean exists and is properly annotated
- •Use @Qualifier to disambiguate when multiple beans of same type exist