FindOwner 탭에서 Add Owner 시에 Error입니다.

2021-01-19 21:08:00.719 DEBUG 9364 --- [nio-8080-exec-5] o.s.web.servlet.DispatcherServlet        : "ERROR" dispatch for GET "/error", parameters={}

2021-01-19 21:08:00.720 DEBUG 9364 --- [nio-8080-exec-5] s.w.s.m.m.a.RequestMappingHandlerMapping : Mapped to org.springframework.boot.autoconfigure.web.servlet.error.BasicErrorController#errorHtml(HttpServletRequest, HttpServletResponse)

2021-01-19 21:08:00.733 DEBUG 9364 --- [nio-8080-exec-5] o.s.w.s.v.ContentNegotiatingViewResolver : Selected 'text/html' given [text/html, text/html;q=0.8]

2021-01-19 21:08:00.748 DEBUG 9364 --- [nio-8080-exec-5] o.s.web.servlet.DispatcherServlet        : Exiting from "ERROR" dispatch, status 500

2021-01-19 21:09:39.959 DEBUG 9364 --- [nio-8080-exec-9] o.s.web.servlet.DispatcherServlet        : GET "/owners/new", parameters={}

2021-01-19 21:09:39.960 DEBUG 9364 --- [nio-8080-exec-9] s.w.s.m.m.a.RequestMappingHandlerMapping : Mapped to org.springframework.samples.petclinic.owner.OwnerController#initCreationForm(Map)

2021-01-19 21:09:39.961 DEBUG 9364 --- [nio-8080-exec-9] o.s.w.s.v.ContentNegotiatingViewResolver : Selected 'text/html' given [text/html, application/xhtml+xml, image/avif, image/webp, image/apng, application/xml;q=0.9, application/signed-exchange;v=b3;q=0.9, */*;q=0.8]

2021-01-19 21:09:39.979 ERROR 9364 --- [nio-8080-exec-9] org.thymeleaf.TemplateEngine             : [THYMELEAF][http-nio-8080-exec-9] Exception processing template "owners/createOrUpdateOwnerForm": An error happened during template parsing (template: "class path resource [templates/owners/createOrUpdateOwnerForm.html]")

로그는 너무 길어서 모두 복사하지는 못했고 에러 로그라고 생각되는 부분만 적었습니다.