Missing Markers

I am using custom markers and they started missing, maybe a result of the latest update.

Had to copy/rename:
blue@2x.png → blue2x.png
green@2x.png → green2x.png
pink@2x.png → pink2x.png
purple@2x.png → purple2x.png

Then issue was solved

The page I need help with: [log in to see the link]