Mod Organizer works perfectly fine for me. Most of the time. For some mods, such as SkyUI and Tamriel Online (if those are supposed to work with MO which I'm guessing they are), it won't install, but most mods I can. When a mod won't install, the log says the exact same things, only the window doesn't pop up and nothing happens but some log messages. The same thing happens when I try using the install a new mod from archive option. Tamriel Online log: 08:36:45 [D] nexus category id 24 maps to internal 9 08:36:45 [D] mod id guessed: Tamriel Online Client-67038-2-4-1.zip -> -1 08:36:45 [D] passed mod id: 67038, guessed id: -1 08:36:45 [D] using mod name "Tamriel Online - Skyrim LAN Multiplayer" (id 67038) -> Tamriel Online Client-67038-2-4-1.zip Working mod log (Alternate Start): 08:39:08 [D] nexus category id 24 maps to internal 9 08:39:08 [D] mod id guessed: Alternate Start - Live Another Life-9557-3-1-6a.7z -> -1 08:39:08 [D] passed mod id: 9557, guessed id: -1 08:39:08 [D] using mod name "Alternate Start - Live Another Life" (id 9557) -> Alternate Start - Live Another Life-9557-3-1-6a.7z