- Configure short URLs for Tomcat 9 using UrlRewriteFilter as described on the documentation, in particular with allowCasualMultipartParsing set to true.
- Make sure file uploads works as expected from the attachments tab.
- In a page, insert an attachment suggest widget with data-upload-allowed set to true (see example code below)
- Try to upload an attachment using the attachment suggest widget
The server returns an HTTP 500 with message "javax.mail.internet.ParseException: Missing start boundary".
- Recent Firefox or Chrome