小游戏报错：toLowerCase()

gameThirdScriptError

Uncaught TypeError: Cannot read property ‘toLowerCase’ of undefined

TypeError: Cannot read property ‘toLowerCase’ of undefined

at i.v (WAGame.js:1:363306)

at new i (WAGame.js:1:380380)

at at (WAGame.js:1:381605)

at at (WAGame.js:1:3066)

at Array.forEach (<anonymous>)

at d (WAGame.js:1:3046)

at Object.S (WAGame.js:1:1739)

at Object.ret.subscribeHandler (<anonymous>:26:28)

at <anonymous>:1:67