電暈故事板調度事件錯誤

Question

我在電暈模擬器中得到以下錯誤。我知道的文件中沒有任何變化。 （我已經包含了main.lua代碼和menuMain.lua代碼。）如果您對可能造成這種情況的任何想法都會有所瞭解！ =）謝謝。

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電暈模擬器運行時錯誤 文件： 嘗試調用方法'dispatchEvent'（一個零值） 堆棧回溯： [c]函數'dispatchEvent' ？在功能可按gotoScene ... dwegrecki/main.lua：在主chunck

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16 - main.lua

-- Hide Status Bar 
display.setStatusBar(display.HiddenStatusBar) 

-- require controller module 
local storyboard = require "storyboard" 

-- load first screen 
storyboard.gotoScene("menuMain") 

- menuMain.lua

local storyboard = require("storyboard") 
local scene = storyboard.newScene() 

--------------------------------------------------------------------------------- 
-- BEGINNING OF IMPLEMENTATION 
--------------------------------------------------------------------------------- 
    local mainBg 
    local titleIcon 
    local startBtn 
    local aboutBtn 
    local onStartBtnTouch = {} 
    local scene = {} 


    -- Touch event listener for startBtn 
local function onStartBtnTouch(self, event) 
     if event.phase == "began" then 
     storyboard.gotoScene("menuLevel", "fade", 400 ) 
      return true 
     end 
end 

    -- Touch event listener for cerditsBtn 
local function onCreditsBtnTouch(self, event) 
     if event.phase == "began" then 
     storyboard.gotoScene("zerocredits", "fade", 400 ) 
      return true 
     end 
end 

-- Called when the scene's view does not exist: 
function scene:createScene(event) 
    local screenGroup = self.view 

    mainBg = display.newImage('bg.png') 
    titleBg = display.newImage('title.png', 0, 100) 
    playBtn = display.newImage('playBtn.png', 200, 240) 
    creditsBtn = display.newImage('creditsBtn.png', 200, 290) 
    titleView = display.newGroup(titleBg, playBtn, creditsBtn) 

    screenGroup:insert(titleBg, playBtn, creditsBtn) 

    playBtn.touch = onStartBtnTouch 
    creditsBtn.touch = onCreditsBtnTouch 

end 

-- Called immediately after scene has moved onscreen: 
function scene:enterScene(event) 
    print("1: enterScene event") 

    -- remove previous scene's view 
    storyboard.purgeScene("LevelMenu") 
    storyboard.purgeScene("credits") 
    storyboard.purgeScene("main") 

end 

-- Called when scene is about to move offscreen: 
function scene:exitScene(event) 
    print("1: exitScene event") 

    -- remove touch listener for image 
    mainBg:removeEventListener("touch", mainBg) 
end 

-- Called prior to the removal of scene's "view" (display group) 
function scene:destroyScene(event) 
    print("((destroying scene 1's view))") 
end 

--------------------------------------------------------------------------------- 
-- END OF IMPLEMENTATION 
--------------------------------------------------------------------------------- 

scene:addEventListener("createScene", scene) 
scene:addEventListener("enterScene", scene) 
scene:addEventListener("exitScene", scene) 
scene:addEventListener("destroyScene", scene) 

--------------------------------------------------------------------------------- 

return scene 

Answer 1

我重建同樣的項目像你的，我得到了一個錯誤local scene = {}爲什麼你讓變量場景表？