使用wx.scanCode调用扫一扫扫描小程序码，返回结果错误

1. charSet:"UTF-8"

2. errMsg:"scanCode:ok"

3. result:"*"

4. scanType:"WX_CODE"

，但是用其他小程序扫描时返回正常

1. charSet:"UTF-8"

2. errMsg:"scanCode:ok"

3. path:"pages/index/index?scene=1703568961"

4. scanType:"WX_CODE"

如上：扫描的是同一个小程序码