{
	"id": "152648",
	"key": "TIMOB-19866",
	"fields": {
		"issuetype": {
			"id": "4",
			"description": "An improvement or enhancement to an existing feature or task.",
			"name": "Improvement",
			"subtask": false
		},
		"project": {
			"id": "10153",
			"key": "TIMOB",
			"name": "Titanium SDK/CLI",
			"projectCategory": {
				"id": "10100",
				"description": "Titanium and related SDKs used in application development",
				"name": "Client"
			}
		},
		"fixVersions": [],
		"resolution": {
			"id": "1",
			"description": "A fix for this issue is checked into the tree and tested.",
			"name": "Fixed"
		},
		"resolutiondate": "2015-11-04T22:22:37.000+0000",
		"created": "2015-11-04T13:50:44.000+0000",
		"priority": {
			"name": "None",
			"id": "6"
		},
		"labels": [],
		"versions": [
			{
				"id": "14826",
				"description": "Release 5.1.0-remaining iOS9 features, Android M features",
				"name": "Release 5.1.0",
				"archived": false,
				"released": true,
				"releaseDate": "2015-11-20"
			}
		],
		"issuelinks": [],
		"assignee": {
			"name": "hknoechel",
			"key": "hansknoechel",
			"displayName": "Hans Knöchel",
			"active": true,
			"timeZone": "Europe/Berlin"
		},
		"updated": "2017-03-21T18:38:00.000+0000",
		"status": {
			"description": "The issue is considered finished, the resolution is correct. Issues which are closed can be reopened.",
			"name": "Closed",
			"id": "6",
			"statusCategory": {
				"id": 3,
				"key": "done",
				"colorName": "green",
				"name": "Done"
			}
		},
		"components": [
			{
				"id": "10206",
				"name": "iOS",
				"description": "iOS Platform"
			}
		],
		"description": "When you have no {{preview}} property set for the preview context then the app will crash or - what I saw in the 3D touch app - it will freeze showing the blur effect.\r\n\r\nOf course the developer should know it needs a preview, but now we have peek/pop events its easy to make the assumption you could set the preview from the peek-event. So it would be a better dev experience if we provide better feedback then this crash.\r\n\r\n{code:javascript}\r\nvar win = Ti.UI.createWindow({\r\n\tbackgroundColor: \"white\"\r\n});\r\n\r\nvar button = Ti.UI.createButton({\r\n\tpreviewContext: Ti.UI.iOS.createPreviewContext({\r\n\t\t// preview: Ti.UI.createView({backgroundColor: 'green'})\r\n\t}),\r\n\ttitle: \"Open Window!\",\r\n\tbackgroundColor: \"#A6171C\",\r\n\twidth: 200,\r\n\theight: 50,\r\n\ttintColor: \"#fff\"\r\n});\r\n\r\nwin.add(button);\r\nwin.open();\r\n{code}\r\n\r\n*log*\r\n\r\n{code}\r\n[ERROR] The application has crashed with an uncaught exception 'NSInvalidArgumentException'.\r\n[ERROR] Reason:\r\n[ERROR] *** -[__NSPlaceholderDictionary initWithObjects:forKeys:count:]: attempt to insert nil object from objects[0]\r\n[ERROR] Stack trace:\r\n[ERROR]\r\n[ERROR] 0   CoreFoundation                      0x0000000183a58f48 <redacted> + 124\r\n[ERROR] 1   libobjc.A.dylib                     0x0000000198f03f80 objc_exception_throw + 56\r\n[ERROR] 2   CoreFoundation                      0x00000001839477c8 <redacted> + 324\r\n[ERROR] 3   CoreFoundation                      0x0000000183947660 <redacted> + 64\r\n[ERROR] 4   theme                               0x000000010008c7dc theme + 460764\r\n[ERROR] 5   UIKit                               0x0000000189373d7c <redacted> + 248\r\n[ERROR] 6   UIKit                               0x0000000189628d4c <redacted> + 224\r\n[ERROR] 7   UIKit                               0x0000000189629848 <redacted> + 136\r\n[ERROR] 8   UIKit                               0x000000018962a8c0 <redacted> + 100\r\n[ERROR] 9   UIKit                               0x0000000189567330 <redacted> + 164\r\n[ERROR] 10  UIKit                               0x0000000189190b5c <redacted> + 172\r\n[ERROR] 11  UIKit                               0x000000018901e85c <redacted> + 784\r\n[ERROR] 12  UIKit                               0x000000018956870c <redacted> + 72\r\n[ERROR] 13  UIKit                               0x0000000188fdd8b8 <redacted> + 372\r\n[ERROR] 14  UIKit                               0x0000000188fda63c <redacted> + 2404\r\n[ERROR] 15  UIKit                               0x000000018901c6cc <redacted> + 1132\r\n[ERROR] 16  UIKit                               0x000000018901bcc8 <redacted> + 764\r\n[ERROR] 17  UIKit                               0x0000000188fec4a4 <redacted> + 248\r\n[ERROR] 18  UIKit                               0x0000000188fea76c <redacted> + 5528\r\n[ERROR] 19  CoreFoundation                      0x0000000183a10544 <redacted> + 24\r\n[ERROR] 20  CoreFoundation                      0x0000000183a0ffd8 <redacted> + 540\r\n[ERROR] 21  CoreFoundation                      0x0000000183a0dcd8 <redacted> + 724\r\n[ERROR] 22  CoreFoundation                      0x000000018393cca0 CFRunLoopRunSpecific + 384\r\n[ERROR] 23  GraphicsServices                    0x000000018eec0088 GSEventRunModal + 180\r\n[ERROR] 24  UIKit                               0x0000000189054ffc UIApplicationMain + 204\r\n[ERROR] 25  theme                               0x0000000100020de8 theme + 19944\r\n[ERROR] 26  libdyld.dylib                       0x00000001997468b8 <redacted> + 4\r\n[ERROR] *** Terminating app due to uncaught exception 'NSInvalidArgumentException', reason: '*** -[__NSPlaceholderDictionary initWithObjects:forKeys:count:]: attempt to insert nil object from objects[0]'\r\n[ERROR] *** First throw call stack:\r\n[ERROR] (0x183a58f48 0x198f03f80 0x1839477c8 0x183947660 0x10008c7dc 0x189373d7c 0x189628d4c 0x189629848 0x18962a8c0 0x189567330 0x189190b5c 0x18901e85c 0x18956870c 0x188fdd8b8 0x188fda63c 0x18901c6cc 0x18901bcc8 0x188fec4a4 0x188fea76c 0x183a10544 0x183a0ffd8 0x183a0dcd8 0x18393cca0 0x18eec0088 0x189054ffc 0x100020de8 0x1997468b8)\r\n{code}",
		"attachment": [],
		"flagged": false,
		"summary": "iOS: PreviewContext with no previews crashes or freezes app",
		"creator": {
			"name": "fokkezb",
			"key": "fokke",
			"displayName": "Fokke Zandbergen",
			"active": true,
			"timeZone": "Europe/Amsterdam"
		},
		"subtasks": [],
		"reporter": {
			"name": "fokkezb",
			"key": "fokke",
			"displayName": "Fokke Zandbergen",
			"active": true,
			"timeZone": "Europe/Amsterdam"
		},
		"environment": "SDK 5.1.0 (custom build with peek&pop events)",
		"comment": {
			"comments": [
				{
					"id": "369019",
					"author": {
						"name": "hknoechel",
						"key": "hansknoechel",
						"displayName": "Hans Knöchel",
						"active": true,
						"timeZone": "Europe/Berlin"
					},
					"body": "PR: https://github.com/appcelerator/titanium_mobile/pull/7403",
					"updateAuthor": {
						"name": "hknoechel",
						"key": "hansknoechel",
						"displayName": "Hans Knöchel",
						"active": true,
						"timeZone": "Europe/Berlin"
					},
					"created": "2015-11-04T21:50:30.000+0000",
					"updated": "2015-11-04T21:50:30.000+0000"
				},
				{
					"id": "369022",
					"author": {
						"name": "apetkov",
						"key": "apetkov",
						"displayName": "Angel Petkov",
						"active": true,
						"timeZone": "America/Los_Angeles"
					},
					"body": "FT approved , merging. Thank Hans. ",
					"updateAuthor": {
						"name": "apetkov",
						"key": "apetkov",
						"displayName": "Angel Petkov",
						"active": true,
						"timeZone": "America/Los_Angeles"
					},
					"created": "2015-11-04T22:21:49.000+0000",
					"updated": "2015-11-04T22:21:49.000+0000"
				},
				{
					"id": "414296",
					"author": {
						"name": "lmorris",
						"key": "lmorris",
						"displayName": "Lee Morris",
						"active": false,
						"timeZone": "America/Los_Angeles"
					},
					"body": "Closing ticket as fixed.",
					"updateAuthor": {
						"name": "lmorris",
						"key": "lmorris",
						"displayName": "Lee Morris",
						"active": false,
						"timeZone": "America/Los_Angeles"
					},
					"created": "2017-03-21T18:38:00.000+0000",
					"updated": "2017-03-21T18:38:00.000+0000"
				}
			],
			"maxResults": 3,
			"total": 3,
			"startAt": 0
		}
	}
}