400Bad Request: 필수파라미터 누락 등의 에러, 삽질방지위해서는 에러메세지 잘보자!

SecurtyContext이런용어 때문에 보안토큰에 문제있을거라고 생각했으나 아니었음, 밑에 Exception message를 잘봐야했음

2024-01-19 10:29:24 [http-nio-8007-exec-10] [DEBUG] o.s.security.web.FilterChainProxy - Securing POST /files/manual/upload/00060101_PlantInfo/2024/01/
2024-01-19 10:29:24 [http-nio-8007-exec-10] [DEBUG] o.s.s.w.c.SecurityContextPersistenceFilter - Set SecurityContextHolder to empty SecurityContext
2024-01-19 10:29:24 [http-nio-8007-exec-10] [DEBUG] o.s.s.w.a.AnonymousAuthenticationFilter - Set SecurityContextHolder to anonymous SecurityContext
2024-01-19 10:29:24 [http-nio-8007-exec-10] [DEBUG] o.s.s.w.a.i.FilterSecurityInterceptor - Authorized public object filter invocation [POST /files/manual/upload/00060101_PlantInfo/2024/01/]
2024-01-19 10:29:24 [http-nio-8007-exec-10] [DEBUG] o.s.security.web.FilterChainProxy - Secured POST /files/manual/upload/00060101_PlantInfo/2024/01/
2024-01-19 10:29:24 [http-nio-8007-exec-10] [DEBUG] o.s.s.w.c.HttpSessionSecurityContextRepository - Did not store anonymous SecurityContext
2024-01-19 10:29:24 [http-nio-8007-exec-10] [WARN ] o.s.w.s.m.s.DefaultHandlerExceptionResolver - Resolved [org.springframework.web.multipart.support.MissingServletRequestPartException: Required request part 'UploadFiles' is not present]
2024-01-19 10:29:24 [http-nio-8007-exec-10] [DEBUG] o.s.s.w.c.HttpSessionSecurityContextRepository - Did not store anonymous SecurityContext
2024-01-19 10:29:24 [http-nio-8007-exec-10] [DEBUG] o.s.s.w.c.SecurityContextPersistenceFilter - Cleared SecurityContextHolder to complete request
2024-01-19 10:29:24 [http-nio-8007-exec-10] [DEBUG] o.s.security.web.FilterChainProxy - Securing POST /error
2024-01-19 10:29:24 [http-nio-8007-exec-10] [DEBUG] o.s.s.w.c.SecurityContextPersistenceFilter - Set SecurityContextHolder to empty SecurityContext
2024-01-19 10:29:24 [http-nio-8007-exec-10] [DEBUG] o.s.s.w.a.AnonymousAuthenticationFilter - Set SecurityContextHolder to anonymous SecurityContext
2024-01-19 10:29:24 [http-nio-8007-exec-10] [DEBUG] o.s.security.web.FilterChainProxy - Secured POST /error
2024-01-19 10:29:24 [http-nio-8007-exec-10] [DEBUG] o.s.s.w.c.HttpSessionSecurityContextRepository - Did not store anonymous SecurityContext
2024-01-19 10:29:24 [http-nio-8007-exec-10] [DEBUG] o.s.s.w.c.HttpSessionSecurityContextRepository - Did not store anonymous SecurityContext
2024-01-19 10:29:24 [http-nio-8007-exec-10] [DEBUG] o.s.s.w.c.SecurityContextPersistenceFilter - Cleared SecurityContextHolder to complete request
2024-01-19 10:29:26 [pool-2-thread-1] [DEBUG] o.a.h.i.c.PoolingHttpClientConnectionManager - Closing expired connections
2024-01-19 10:29:26 [pool-2-thread-1] [DEBUG] o.a.h.i.c.PoolingHttpClientConnectionManager - Closing connections idle longer than 30 SECONDS