You may need to update mods and install compatibility patches. These are the ones I noticed: AOS.esp Active* Note: See also AOS compatibility patches ("http://www.nexusmods.com/skyrim/mods/44541/") page on Nexus. Realistic Lighting Overhaul - Dungeons.esp Active* Warning: Due to conflicts between Sounds of Skyrim - Dungeons and Realistic Lighting Overhaul - Dungeons.esp it is recommended you use the appropriate compatibility patch found here ("http://www.nexusmods.com/skyrim/mods/8601"). Realistic Lighting Overhaul - Major City Interiors.esp Active* Warning: Due to conflicts between Sounds of Skyrim - Civilization and Realistic Lighting Overhaul - Major City Interiors.esp it is recommended you use the appropriate compatibility patch found here ("http://www.nexusmods.com/skyrim/mods/20193").* Warning: Due to conflicts between Sounds of Skyrim - Dungeons and Realistic Lighting Overhaul - Major City Interiors.esp it is recommended you use the appropriate compatibility patch found here ("http://www.nexusmods.com/skyrim/mods/8601"). The Dance of Death.esp Active* Warning: Dawnguard detected. Use The Dance of Death - Dawnguard Edition.esp instead. Onmund.esp Active* Note: Obsolete. Update to latest version, here ("http://www.nexusmods.com/skyrim/mods/20729").