This was causing a crash according to a conversation with @rfergu in IRC. The issue is that if $images_to_show is empty, then $image never gets set, and it attempts to call getID on a null / unset variable.
- Group Reviewers
- Restricted Diffusion Commit
rPde40cf5ef7d6: Prevent crash caused by empty array when rendering Pholio mocks
@rfergu confirmed this fixed the crash.