Self is nil (Knit)

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#1 
local RoundService = Knit.CreateService({
    Name = "RoundService",
    Client = {
        gameStarted = Knit.CreateSignal(),
        intermissionStarted = Knit.CreateSignal(),
        vote = Knit.CreateSignal(),
        voteChanged = Knit.CreateSignal(),
    },
    roundTime = 360, -- 6 minutes
    intermissionTime = 20, -- 30 seconds
    gameStatus = false, -- false: intermission, true: game
    raidTeam = game:GetService("Teams").Red,
    defendTeam = game:GetService("Teams").Blue,
    lobbyTeam = game:GetService("Teams").Lobby,
    voteResult = {},
})

function RoundService:Intermssion()
    print(RoundService.Name) -- "RoundService"
    print(self.Name) -- Attempt to index nil with Client
...
end

Why is self undefined? (Using Knit)

#2

How are you calling RoundService.Intermission?

#3

If you call RoundService.Intermission, you will have to pass RoundService.

Instead use colon syntax RoundService:Intermission.