jenkins发送报告报错

记录一个Jenkins发送报告的错误，暂时未找到答案

No changes for svn://139.159.149.114/machong/Shop_V21 since the previous build
Script returned:
[htmlpublisher] Archiving HTML reports...
[htmlpublisher] Archiving at PROJECT level ; to C:\Users\Administrator\.jenkins\jobs\shopsvn\htmlreports\HTML_20Report
ERROR: Directory ' exists but failed copying to 'C:\Users\Administrator\.jenkins\jobs\shopsvn\htmlreports\HTML_20Report'.
ERROR: This is especially strange since your build otherwise succeeded.
Build step 'Publish HTML reports' changed build result to FAILURE