[]求助，切换到后台过一会再从后台切换回来报错

TypeError: Failed to execute 'dispatchEvent' on 'EventTarget': parameter 1 is not of type 'Event'.
at EventEmitter.<anonymous> (D:\laya\LayaAirIDE_beta\resources\electron.asar\renderer\window-setup.js:176:16)
at emitTwo (events.js:106:13)
at EventEmitter.emit (events.js:191:7)