我想上传微擎下载的啦啦外卖小程序，可是提示我ext.json没有被打包上传，我的文件夹里存在这个文件的。还有，我使用真机调试的时候，出现
VM487 [VM 6]:1 [2019-08-1520:35:17:7440]request begin
VM489 [VM 8]:1 [2019-08-1520:35:17:8260]request success
util.js:547 undefined
VM136 [publib]:1 thirdScriptError
Cannot read property 'errno' ofundefined;at api request success callback function
TypeError: Cannot read property 'errno' ofundefined
at success (weapp:///static/js/utils/util.js:588:36)
at Function.function.o.(anonymous function) ([publib]:1:777764)
at [publib]:1:101980
at O ([publib]:1:226368)
at a.<anonymous> ([publib]:1:459860)
at a.emit ([publib]:1:244002)
at Va ([publib]:1:460468)
at [publib]:1:461675
at [publib]:1:254325
at Object.S ([publib]:1:1768)
errorReport @ VM136 [publib]:1
thirdErrorReport @ VM136 [publib]:1
(anonymous) @ VM136 [publib]:1
O @ VM136 [publib]:1
(anonymous) @ VM136 [publib]:1
a.emit @ VM136 [publib]:1
Va @ VM136 [publib]:1
(anonymous) @ VM136 [publib]:1
(anonymous) @ VM136 [publib]:1
S @ VM136 [publib]:1
value @ remote-helper.js:68
(anonymous) @ VM491 [VM 10]:1
runInContext @ vm.js:135
runInContext @ vm.js:298
handleEvaluateJavascript @remote-helper.js:1
handleProcessMessage @ remote-helper.js:68
ws.on @ remote-helper.js:68
emit @ events.js:193
_receiver.onmessage @ WebSocket.js:146
dataMessage @ Receiver.js:389
getData @ Receiver.js:330
startLoop @ Receiver.js:165
add @ Receiver.js:139
_ultron.on @ WebSocket.js:142
emit @ events.js:193
addChunk @ _stream_readable.js:295
readableAddChunk @ _stream_readable.js:276
Readable.push @ _stream_readable.js:231
onStreamRead @internal/stream_base_commons.js:150
util.js:576 {data: "<!doctypehtml>↵<html>↵<head>↵<meta charset="utf-8…↵↵<body>↵<h3>404，您请求的文件不存在!</h3>↵</body>↵</html>↵", statusCode: 404, header: {…}, errMsg:"request:ok"}
麻烦提供出现能复现问题的代码片段（https://developers.weixin.qq.com/miniprogram/dev/devtools/minicode.html）
ext.json应该是一个无关紧要的文件