java

Spring Security JWT issuer resolution failure

spring\.security\.oauth2.*JwtDecoder.*could not resolve issuer

Fixes

1.Verify issuer-uri is reachable from the application
2.Check .well-known/openid-configuration endpoint returns valid config
3.Use spring.security.oauth2.resourceserver.jwt.jwk-set-uri as fallback

spring-securityoauth2jwt

Related Errors

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

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

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