Every other UI mod you have, checking before allowing overwrites. UI mods are imo one of the primary places where MO is way better at handling them due to how the mods must overwrite files. Ether the files are missing, an error has occurred with the nvse plugin, or a firewall/uac is preventing access. The mod has to support the configuration menu, so you can't use it for every mod created for New Vegas, but those that do support it are that much cooler. If you have other UI mods installed, you should uninstall all of them and start over. Fallout: New Vegas Essentials Español - Latinoamérica (Spanish - Latin America). Whenever I play new vegas, MCM just will /not/ show up on the escape menu, as if I hadn't installed it at all. i dont understand the last part of the installation when it says 'These new commands must be added via G.E.C.K.' WHAT COMMANDS?! One of the files installed by many of these UI mods is under the 'Data\Menus\options' folder, and is named 'start_menu.xml'. Usually it installs just fine, but for some reason it's not working now. Install One HUD - oHUD For some reason, oHUD fixes this issue. This is the 'start menu' referred to in … Note: This is ONLY to be used to report spam, advertising, and problematic (harassment, fighting, or rude) posts.