Issue Summary

• When following the guide here to configure WebDav for Windows 10 using File Explorer or Cyberduck, we're unable to upload any files.
  • Configuring a WebDAV client for Confluence
• Issues does not persist in Mac using Finder.

Steps to Reproduce

1. Follow the guide below to set up Webdav in Windows 10.
   • Configuring a WebDAV client for Confluence
2. After adding the WebDav directory, try to add a file into any of the sub-directories.

Expected Results

1. We're able to paste files in without any issues.

Actual Results

1. While we can move files out, files cannot be transferred into the WebDav directories.
2. When using CyberDuck, we get the following error message.
   • 
3. This following error sometimes appears in the application log indicating the issue.

   • 2019-12-20 16:21:14,263 ERROR [http-nio-7070-exec-7] [[Standalone].[localhost].[/].[servlet-module-container-servlet]] log Servlet.service() for servlet servlet-module-container-servlet threw exception
      -- url: /webdav/Global/S1/Space%201/Sameer.jpg | traceId: 153b6ac645aaefc8
     org.springframework.dao.DuplicateKeyException: A different object with the same identifier value was already associated with the session : [com.atlassian.confluence.pages.Page#327683]; nested exception is org.hibernate.NonUniqueObjectException: A different object with the same identifier value was already associated with the session : [com.atlassian.confluence.pages.Page#327683]
     ................
     Caused by: org.hibernate.NonUniqueObjectException: A different object with the same identifier value was already associated with the session : [com.atlassian.confluence.pages.Page#327683]
     	at org.hibernate.engine.internal.StatefulPersistenceContext.checkUniqueness(StatefulPersistenceContext.java:650)

Workaround

1. Currently there is no known workaround for this behavior in Windows. A workaround will be added here when available.
2. Issue does not persist on non WIndows machines.