The log file says:
Error loading the scenery package: Resources/default scenery/airport scenery/ The scenery may not look correct. Please see the log.txt file for detailed error information. (REN_facade.cpp:694) Resources/default scenery/airport scenery/Modern_Airports/Facades/modern3.fac:18:This facade uses a roof object that is not inside a roof. Please fix this!
What can I do? How to fix this? Am I allowed to fix this?











