We also share this very useful plugin on 3DArt, IES Light Collector for Cinema 4D r.13 / 14 is totally free and freely downloadable, just register and download the software here on c4dzone.com.
IES LIGHT COLLECTOR solves the big problem of recharging every IES light every time, avoiding to lose the .IES files of a project, opening it in another workstation.
-Cinema4D Versione 13/14 (Prime, Broadcast, Visualize, Studio)
-Vray per Cinema 4D
-OSX Snow Leopard e MLion
-Windows 7 32/64 bit
This video show hot to fix missing Vray IES light after save project with asset