René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"[Tabs][BottomNav][iOS] Crash when ProxyViewContainer first child of TabContentItem","articleBody":"**Environment**\r\nProvide version numbers for the following components (information can be retrieved by running `tns info` in your project folder or by inspecting the `package.json` of the project):\r\n - CLI: 6.1.0\r\n - Cross-platform modules: 6.1.0\r\n - iOS Runtime: 6.1.0\r\n\r\n**Describe the bug**\r\nWhen having a ProxyViewContainer as first child of TabContentItem, the app crashes. This is very important for Angular. See playground.\r\n\r\n**To Reproduce**\r\nPlayground example:\r\nhttps://play.nativescript.org/?template=play-ng\u0026id=Aa11Ia\r\n\r\n1. Run on iOS.\r\nResult: There is a crash\r\n```\r\nERROR:  uncaughtError Error: onMeasure() did not set the measured dimension by calling setMeasuredDimension() ProxyViewContainer(60)\r\n```\r\n\r\n**Expected behavior**\r\nShould work\r\n","author":{"url":"https://github.com/MartoYankov","@type":"Person","name":"MartoYankov"},"datePublished":"2019-09-17T07:04:26.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":2},"url":"https://github.com/7834/NativeScript/issues/7834"}