Attachment macro does not work as expected when used in SDK for Confluence 5.8.x

Summary

When using the SDK to run Confluence, using the Attachments macro will cause unexpected behavior (error messages, blank pages, etc)

Environment

• Atlassian SDK

Steps to Reproduce

1. Install the Atlassian SDK
2. run Confluence using
   1. atlas-run-standalone --product confluence --version 5.8.9
3. Create a page with an attachments macro
   • This will render an empty list as expected
4. Add an attachment to the page
5. View the page

Expected Results

The page renders a list of attachments

Actual Results

The page does not render a list of attachments.

Velocity template accessing deprecated method com.atlassian.confluence.pages.Attachment#getContentType - /templates/extra/attachments/attachments-table.vm[line 67, column 47]

Notes

According to the published documentation, it should be useing getMediaType rather than getContentType since Confluence 5.7

Solution / Workaround

Run with dev mode disabled:

atlas-run-standalone --product confluence --version 5.8.9 -Datlassian.dev.mode=false