步骤：
html提交xlsx文件
controller层能接受MultipartFile文件，并转换成inputstream流扔给business（service）层处理
business（service）层

Workbook wb = WorkbookFactory.create(is);
这一句报错，如下

这是在断点情况下报错提示：

[img=https://img-bbs.csdn.net/upload/201902/13/1550067977_839231.png][/img]

[img=https://img-bbs.csdn.net/upload/201902/13/1550068039_316973.png][/img]

再点击下一步会进入这个抛出的异常

[img=https://img-bbs.csdn.net/upload/201902/13/1550068930_659047.png][/img]

这个是完整运行后的报错提示

严重: Servlet.service() for servlet [app-servlet] in context with path [] threw exception [Handler processing failed; nested exception is java.lang.NoClassDefFoundError: org/openxmlformats/schemas/spreadsheetml/x2006/main/CTSheet] with root cause
java.lang.ClassNotFoundException: org.openxmlformats.schemas.spreadsheetml.x2006.main.CTSheet
....

严重: Servlet.service() for servlet app-servlet threw exception
org.apache.shiro.UnavailableSecurityManagerException: No SecurityManager accessible to the calling code, either bound to the org.apache.shiro.util.ThreadContext or as a vm static singleton. This is an invalid application configuration.
at org.apache.shiro.SecurityUtils.getSecurityManager(SecurityUtils.java:123)
....

头很大，不知道问题出在哪，求教！