When the springboot project is deployed to tomcat, there is a problem uploading attachments:
Error message:
[http-nio-80-exec-544] 2021-09-29 15:54:20 (GlobalExceptionHandler.java:372) Run Error org.springframework.web.multipart.MultipartException: Failed to parse multipart servlet request; nested exception is java.io.IOException: Temporary upload path [D:\tomcat\work\Catalina\localhost\ROOT] is Invalid
Error reporting reason:
From the abnormal information, the temporary directory of the uploaded file is invalid, and there is no more to view under Tomcat
Go to Tomcat to check that there is no root folder
Solution:
1. New corresponding folder
2. Restart the service