org.apache.catalina.core.StandardWrapperValve invoke

嚴重: Servlet.service() for servlet [dispatcherServlet] in context with path [/IMooc] threw exception [Request processing failed; nested exception is org.thymeleaf.exceptions.TemplateInputException: Error resolving template [err/getAjaxerror], template might not exist or might not be accessible by any of the configured Template Resolvers] with root cause

org.thymeleaf.exceptions.TemplateInputException: Error resolving template [err/getAjaxerror], template might not exist or might not be accessible by any of the configured Template Resolvers