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是什么阻止了 MIT App Inventor 中屏幕的启动？

[英]What could have blocked the launch of the screen inside the MIT App Inventor?

原文 2019-10-01 08:35:29 7 1 android/ maps/ apk/ screen/ app-inventor

With MIt App Inventor I'm building an app which contain 4 screen, and I got stacked launching one of them.使用 MIt App Inventor 我正在构建一个包含 4 个屏幕的应用程序，并且我堆叠启动了其中一个。 It appears a pop-up saying它似乎弹出一个说法

An internal error has occurred.发生内部错误。 Report a bug?报告错误？

Technical Data to be Submitted:要提交的技术数据：

notes = Browser: Mozilla/5.0 (Windows NT 6.3; Win64; x64) > AppleWebKit/537.36 (KHTML, like Gecko) Chrome/77.0.3865.90 Safari/537.36 notes = 浏览器：Mozilla/5.0 (Windows NT 6.3; Win64; x64) > AppleWebKit/537.36 (KHTML, like Gecko) Chrome/77.0.3865.90 Safari/537.36

foundIn = nb180 foundIn = nb180

faultData = java.lang.IndexOutOfBoundsException故障数据 = java.lang.IndexOutOfBoundsException

projectId = -1项目 ID = -1

The app works on the phone, but in the mit app page I cannot access the screen anymore.该应用程序可在手机上运行，但在 mit 应用程序页面中，我无法再访问屏幕。 Have anyone suggestions on how to resolve the issue?有没有人建议如何解决这个问题？

I can share the.apk and.aia files.我可以共享.apk 和.aia 文件。 Visit https://www.dropbox.com/sh/0xd4otgpuz4typ1/AAB5F013_N7q080L0RePRFzaa?dl=0访问https://www.dropbox.com/sh/0xd4otgpuz4typ1/AAB5F013_N7q080L0RePRFzaa?dl=0

1 个解决方案

I saw that polygons' visibility has to be true at the opening of the screen where they are, otherwise it will occour this kind of error;我看到多边形的可见性必须在它们所在的屏幕开口处为真，否则会出现这种错误； so I hid them after, during the initialization of the screen.所以我在屏幕初始化期间隐藏了它们。