Blank Screen After Few Minutes

[wisnuy]

My Magic Mirror suddenly blank screen after few minutes, logs:
1|mm | > [email protected] start /home/pi/MagicMirror
1|mm | > sh run-start.sh
1|mm | Starting MagicMirror: v2.7.1
1|mm | Loading config ...
1|mm | Loading module helpers ...
1|mm | No helper found for module: alert.
1|mm | No helper found for module: clock.
1|mm | Initializing new module helper ...
1|mm | Module helper loaded: calendar
1|mm | No helper found for module: compliments.
1|mm | No helper found for module: currentweather.
1|mm | Initializing new module helper ...
1|mm | Module helper loaded: MMM-PrayerTime
1|mm | No helper found for module: MMM-iFrame-GSlides.
1|mm | Initializing new module helper ...
1|mm | Module helper loaded: MMM-GoogleAssistant
1|mm | No helper found for module: MMM-SimpleLogo.
1|mm | Initializing new module helper ...
1|mm | Module helper loaded: newsfeed
1|mm | Initializing new module helper ...
1|mm | Module helper loaded: MMM-Remote-Control
1|mm | All module helpers loaded.
1|mm | Starting server on port 8081 ...
1|mm | Server started ...
1|mm | Connecting socket for: calendar
1|mm | Starting node helper for: calendar
1|mm | Connecting socket for: MMM-PrayerTime
1|mm | Starting node_helper.js for MMM-PrayerTime.
1|mm | Connecting socket for: MMM-GoogleAssistant
1|mm | Starting module helper: MMM-GoogleAssistant
1|mm | Connecting socket for: newsfeed
1|mm | Starting module: newsfeed
1|mm | Connecting socket for: MMM-Remote-Control
1|mm | Starting node helper for: MMM-Remote-Control
1|mm | Sockets connected & modules started ...
1|mm | Launching application.
1|mm | ERROR! Could not find main module js file for json
1|mm | Create new calendar fetcher for url: https://calendar.google.com/calendar/ical/kpknlmedan%40gmail.com/public/basic.ics - Interval: 300000
1|mm | Create new calendar fetcher for url: https://calendar.google.com/calendar/ical/unvqu8ub0pj9u3b9qjfg3k4h3s%40group.calendar.google.com/public/basic.ics - Interval: 300000
1|mm | Create new calendar fetcher for url: https://calendar.google.com/calendar/ical/id.indonesian%23holiday%40group.v.calendar.google.com/public/basic.ics - Interval: 300000
1|mm | [2649:0729/081514.601887:FATAL:memory.cc(22)] Out of memory. size=166342656
1|mm | #0 0x0000012ae7dc
1|mm | #1 0x000001298126
1|mm | #2 0x0000013055c8
1|mm | #3 0x0000008e1934
1|mm | #4 0x0000008e1658
1|mm | #5 0x000001af7b5c
1|mm | #6 0x0000019c8e86
1|mm | #7 0x000001b49218
1|mm | #8 0x000001af3e00
1|mm | #9 0x0000019d112e
1|mm | #10 0x0000019d1322
1|mm | #11 0x0000019d1412
1|mm | #12 0x000001a17282
1|mm | #13 0x000001a31e16
1|mm | #14 0x000001a522e8
1|mm | #15 0x00000194d7e4
1|mm | #16 0x00000194d3fe
1|mm | #17 0x00000192a06e
1|mm | #18 0x000001a5592c
1|mm | #19 0x00000024ad7a
1|mm | #20 0x0000002605f0
1|mm | #21 0x0000001c3ff8
1|mm | #22 0x0000001c3e90
1|mm | #23 0x000000269342
1|mm | #24 0x000000265024
1|mm | #25 0x0000002649b2
1|mm | #26 0x0000002647b4
1|mm | #27 0x00000023a496
1|mm | #28 0x000001c3db68
1|mm | #29 0x000001c3d07c
1|mm | #30 0x000001290748
1|mm | #31 0x0000012d228c

and here my config.js:
/* Magic Mirror Config Sample
*

• By Michael Teeuw http://michaelteeuw.nl
• MIT Licensed.
• For more information how you can configurate this file
• See https://github.com/MichMich/MagicMirror#configuration

*/

var config = {
address: "localhost", // Address to listen on, can be:
// - "localhost", "127.0.0.1", "::1" to listen on loopback interface
// - another specific IPv4/6 to listen on a specific interface
// - "", "0.0.0.0", "::" to listen on any interface
// Default, when address config is left out, is "localhost"
port: 8081,
ipWhitelist: ["127.0.0.1", "::ffff:127.0.0.1", "::1"], // Set [] to allow all IP addresses
// or add a specific IPv4 of 192.168.1.5 :
// ["127.0.0.1", "::ffff:127.0.0.1", "::1", "::ffff:192.168.1.5"],
// or IPv4 range of 192.168.3.0 --> 192.168.3.15 use CIDR format :
// ["127.0.0.1", "::ffff:127.0.0.1", "::1", "::ffff:192.168.3.0/28"],

language: "id",
timeFormat: 24,
units: "metric",

modules: [
	{
		module: "alert",
	},
	/*{
		module: "updatenotification",
		position: "top_bar"
	},*/
	{
		module: "clock",
		position: "top_left",
                    config: {
		// The config property is optional.
		// See 'Configuration options' for more information.
                      timezone: "Asia/Jakarta"
	        }
	},
	{
		module: "calendar",
		header: "Tanggal Penting",
		position: "top_left",
		config: {
			colored: true,
			coloredSymbolOnly: true,
			dateFormat:"MMM Do",
			fullDayEventDateFormat:"MMM Do",
			timeFormat:"absolute",
			urgency:"3",
			calendars: [
				
				{
					symbol: "calendar-check",
					url: "https://calendar.google.com/calendar/ical/id.indonesian%23holiday%40group.v.calendar.google.com/public/basic.ics",
					maximumEntries:3,
					color:"#DC143C"
				},
				
			]
		}
	},
	{
		module: "calendar",
		header: "Agenda KPKNL Medan",
		position: "top_left",
		config: {
			colored: true,
			coloredSymbolOnly: true,
			dateFormat:"MMM Do",
			fullDayEventDateFormat:"MMM Do",
			timeFormat:"relative",
			urgency:"3",
			calendars: [
				{
					symbol: "calendar-check",
					url: "https://calendar.google.com/calendar/ical/kpknlmedan%40gmail.com/public/basic.ics",
					maximumEntries:10,
					color:"#3cb371"
				},
				
				{
					symbol: "hammer",
					url: "https://calendar.google.com/calendar/ical/unvqu8ub0pj9u3b9qjfg3k4h3s%40group.calendar.google.com/public/basic.ics",
					maximumEntries:10,
					color:"#ffa500"
				}
			]
		}
	},
	{
		module: "compliments",
		position: "lower_third",
		config: {
			compliments: {
				anytime: [
					"Selamat Datang di KPKNL Medan",
					"Medan KEREN",
					"Hai Manis",
					"Jangan Lupa Absen Ya",
					"Semangat Ya Kerjanya"
				]
			}
		}		
	},
	{
		module: "currentweather",
		position: "top_right",
		config: {
			location: "Medan",
			locationID: "1214520",  //ID from http://bulk.openweathermap.org/sample/; unzip the gz file and find your city
			appid: "143121a9e22e371cf9db2e9fa42349b0"
		}
	},
	{
		module: 'MMM-PrayerTime',
		position: 'top_left',	// This can be any of the regions. Best result is in the top_left/top_right.
		header: "Jadwal Sholat",
		config: {
			apiVersion: '1.0', // please, leave unchanged. reserved for future use.
			lat: 3.34446, // latitude of your position (city)
			lon: 98.42113, // longitude of your position (city)
			timezone: "Asia/Jakarta", // please refer to http://php.net/manual/en/timezones.php
			timeFormat: 24,
			method: 5,
			playAdzan: ['fajr', 'dhuhr', 'asr', 'maghrib', 'isha'],
			notDisplayed: ['midnight', 'sunset'],
			useUpdateInterval: true,
			updateInterval: 86400 * 1000, // How often do you want to fetch new praying time? (milliseconds)
			animationSpeed: 2.5 * 1000, // Speed of the update animation. (milliseconds)
			language: 'en',
			showAdzanAlert: true,
			showTomorrow: true,
			alertTimer: 15000
		}
	},
	{
		module: "MMM-iFrame-GSlides",
		position: "middle_center",	// This can be any of the regions.
		config: {
			// See 'Configuration options' for more information.
				url: "https://docs.google.com/presentation/d/e/2PACX-1vS-jko4Dc_BAa4EJ16_fW06Htm1hFxsTaSWNyQ-ySKcBcJVelaggFj9ZeQrkxfVOo-qdOZFqJukXy3L/embed?start=true&loop=true&delayms=15000&rm=minimal",  // enter the embed url to your Google Slides.
				RefreshInterval: 1440 * 60 * 1000, // Refreshes Page every 5 minutes.
				width: "900px", // Optional. Default: "full". The "full" value will look at screen size and match for full screen."
				height: "350px" //Optional. Default: "full"  The "full" value will look at screen size and match for full screen."
			}
	},
	{
		module: "MMM-GoogleAssistant",
		position: "top_right",
		config: {
			maxWidth: "100%",
			header: "Say Hello  Google",
			publishKey: "pub-c-0c4f95ad-b031-4ec2-a1b5-d8b2489f6a49",
			subscribeKey: "sub-c-957d9954-680b-11e9-a1d6-2a8c316da507",
			updateDelay: 500
		}
	},
	{
		module: "MMM-SimpleLogo",
		position: "bottom_left",
		config: {
			text: "DENAH KPKNL MEDAN",
			width: "750px",
			position: "left",
			fileUrl: "modules/MMM-SimpleLogo/public/DenahKPKNL5.png"
		}
	},
	{
		module: "newsfeed",
		position: "top_bar",
		config: {
			feeds: [
				{
					title: "Republika",
					url: "https://www.republika.co.id/rss"
				},
				{
					title: "Detik",
					url: "http://rss.detik.com/index.php/detikcom"
				}
			],
			showSourceTitle: true,
			showPublishDate: true
		}
	},
	{
		module: "MMM-Remote-Control",
		config: {
			customCommand: {},
			customMenu: "custom_menu.json",
			showModuleApiMenu: true,
			apiKey: ""
		}
	},
	/*{
    		module: 'MMM-ModuleScheduler',
	        config: {
	            notification_schedule: [
	                // TURN THE MONITOR/SCREEN ON AT 07:30 EVERY DAY
	                {notification: 'REMOTE_ACTION', schedule: '30 13 * * *', payload: {action: "MONITORON"}},
	                // TURN THE MONITOR/SCREEN OFF AT 20:00 EVERY DAY
	                {notification: 'REMOTE_ACTION', schedule: '30 12 * * *', payload: {action: "MONITOROFF"}},
	                // RESTART THE MAGICMIRROR PROCESS AT 2am EVERY SUNDAY
	                {notification: 'REMOTE_ACTION', schedule: '32 17 * * *', payload: {action: "SHUTDOWN"}}
		            ]
    		}
	},*/
]

};

/*************** DO NOT EDIT THE LINE BELOW ***************/
if (typeof module !== "undefined") {module.exports = config;}

Electron Version: 1.7.6
Node JS Version: 10.15.3
Magic Mirror version : 2.7.1

[MichMich]

Please refer to http://forum.magicmirror.builders for support and troubleshooting.

I'm closing this issue for now. If you feel this issue should remain open, please let me know.