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{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"ListPicker not working on API 29","articleBody":"Hi,\r\nIt seems that the `ListPicker` is not working on API 29:\r\n``` \r\nSystem.err: An uncaught Exception occurred on \"main\" thread.\r\nSystem.err: Calling js method onCreateView failed\r\nSystem.err: Error: java.lang.NoSuchFieldException: No field mSelectorWheelPaint in class Landroid/widget/NumberPicker; (declaration of 'android.widget.NumberPicker' appears in /system/framework/framework.jar!classes3.dex)\r\nSystem.err:     java.lang.Class.getDeclaredField(Native Method)\r\nSystem.err:     com.tns.Runtime.callJSMethodNative(Native Method)\r\nSystem.err:     com.tns.Runtime.dispatchCallJSMethodNative(Runtime.java:1209)\r\nSystem.err:     com.tns.Runtime.callJSMethodImpl(Runtime.java:1096)\r\nSystem.err:     com.tns.Runtime.callJSMethod(Runtime.java:1083)\r\nSystem.err:     com.tns.Runtime.callJSMethod(Runtime.java:1063)\r\nSystem.err:     com.tns.Runtime.callJSMethod(Runtime.java:1055)\r\nSystem.err:     com.tns.FragmentClass.onCreateView(FragmentClass.java:53)\r\n```\r\n\r\nThe issue seems to be because of using a Java field through reflection which is 'hidden' in the API 29 SDK and causes a `NoSuchFieldException`: https://github.com/NativeScript/NativeScript/blob/4f39fb728b6bcacdafed38dd0a80137fcc9fb1e9/tns-core-modules/ui/list-picker/list-picker.android.ts#L67\r\n\r\nWe reproduced it in the Playground when dropping the list picker in the markup and deploying on API 29.","author":{"url":"https://github.com/vmutafov","@type":"Person","name":"vmutafov"},"datePublished":"2019-09-05T13:39:33.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":5},"url":"https://github.com/7785/NativeScript/issues/7785"}