Issue Summary

Viewing old versions of the page displays an error message related to Children macro when faster permission is enabled

Steps to Reproduce

1. Setup Confluence 9.2.7
2. Create a parent page and add children display macro
3. Create two child pages
4. Modify the parent page
5. Enable Faster permissions service
6. Go to page versions and check previous versions

Expected Results

Viewing old page versions page shouldn’t display any error.

Actual Results

The below is thrown in the UI.

Error rendering macro 'children'
Cannot invoke "com.atlassian.confluence.spaces.Space.getId()" because "space" is null

The below exception is thrown in the atlassian.confluence.log file:

referer: https://linux-114427.prod.atl-cd.net/confluence/pages/viewpage.action?pageId=393240| traceId: 2127fe388b5e2345 | userName: admin | action: viewpage | url: /pages/viewpage.action
java.lang.NullPointerException: Cannot invoke "com.atlassian.confluence.spaces.Space.getId()" because "space" is null
  at com.atlassian.confluence.plugins.macros.advanced.BulkPermissionHelper.getAllDescendants(BulkPermissionHelper.java:177)
  at com.atlassian.confluence.plugins.macros.advanced.xhtml.ChildrenMacro$Helper.getChildrenFromPage(ChildrenMacro.java:470)

Workaround

Disabling faster permission removes the error