What is the correct way to configure Swagger (springdoc-openapi) so that /v3/api-docs does
05:04 22 Dec 2025

Swagger UI fails to load API definition – /v3/api-docs returns 500 (Spring Boot + Springdoc)

I’m building a REST API using Spring Boot, Spring Data JPA, Spring Security, Validation, and springdoc-openapi.

The application starts successfully and all REST APIs work correctly via Postman, but Swagger UI fails to load with the following error:

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