java.io.FileNotFoundException: /tmp/tomcat.89813762449...

编写代码，出现错误：

java.io.FileNotFoundException: /tmp/tomcat.8981376244936680613.8081/work/Tomcat/localhost/ROOT/upload_f359ed4e_cd65_4daa_847c_effc86403d9d_00000080.tmp (No such file or directory)
        at java.io.FileInputStream.open0(Native Method)
        at java.io.FileInputStream.open(FileInputStream.java:195)
        at java.io.FileInputStream.(FileInputStream.java:138)
        at org.apache.tomcat.util.http.fileupload.disk.DiskFileItem.getInputStream(DiskFileItem.java:188)
        at org.apache.catalina.core.ApplicationPart.getInputStream(ApplicationPart.java:100)
        at org.springframework.web.multipart.support.StandardMultipartHttpServletRequest$StandardMultipartFile.getInputStream(StandardMultipartHttpServletRequest.java:297)
        at com.manhui.api.FastfdsConfig.uploadFile(FastfdsConfig.java:35)
        at com.manhui.api.ProjectCircleController.addProjectCircle(ProjectCircleController.java:186)

代码功能为附件上传；

输入文件流在进行过一次 transferTo 后，文件流会关闭，无法再操作文件流，如果继续试图操作该文件流，就会报以上错误。