Broken symbolic links for org.xfce.panel.actions.svg

Hello,

I found broken symbolic links:

./flatery/Flatery/apps/24/org.xfce.panel.actions.svg
./flatery/Flatery/apps/16/org.xfce.panel.actions.svg
./flatery/Flatery/apps/32/org.xfce.panel.actions.svg
./flatery/Flatery/apps/22/org.xfce.panel.actions.svg
./flatery/Flatery/apps/48/org.xfce.panel.actions.svg

They seem to link to system-shutdown.svg, which does not exist in apps/[size] folders.

Note that in apps/64 the file is absent.

What is the expected behaviour here? What can I do to help?