Recording video runs normally but the recording does not appear video or blank

I have a problem where to record videos running normally but when the video is running it only writes or no results. Can you help?
I am using Ubuntu 16.04 OS, ram 16GB, core 8.

Log Jibri
2020-04-13 23:29:01.486 INFO: [1] org.jitsi.jibri.Main.main() Jibri run with args [–config, /etc/jitsi/jibri/config.json]
2020-04-13 23:29:01.489 INFO: [1] org.jitsi.jibri.Main.main() Using config file /etc/jitsi/jibri/config.json
2020-04-13 23:29:01.489 INFO: [1] org.jitsi.jibri.Main.main() Using port 3333 for internal HTTP API
2020-04-13 23:29:01.489 INFO: [1] org.jitsi.jibri.Main.main() Using port 2222 for the HTTP API
2020-04-13 23:29:01.955 INFO: [1] org.jitsi.jibri.Main.loadConfig() Parsed config:
JibriConfig(recordingDirectory=/srv/recordings, singleUseMode=false, enabledStatsD=true, finalizeRecordingScriptPath=/etc/jitsi/jibri/finalize_recording.sh, xmppEnvironments=[XmppEnvironmentConfig(name=prod environment, xmppServerHosts=[vidcon.lkpp.go.id], xmppDomain=vidcon.lkpp.go.id, controlLogin=XmppCredentials(domain=auth.vidcon.lkpp.go.id, username=jibri, password=jibriauthpass), controlMuc=XmppMuc(domain=internal.auth.vidcon.lkpp.go.id, roomName=JibriBrewery, nickname=jibri-nickname), sipControlMuc=null, callLogin=XmppCredentials(domain=recorder.vidcon.lkpp.go.id, username=recorder, password=jibrirecorderpass), stripFromRoomDomain=conference., usageTimeoutMins=0, trustAllXmppCerts=true)])
2020-04-13 23:29:02.373 WARNING: [1] org.glassfish.jersey.internal.inject.Providers.checkProviderRuntime() A provider org.jitsi.jibri.api.http.internal.InternalHttpApi registered in SERVER runtime does not implement any provider interfaces applicable in the SERVER runtime. Due to constraint configuration problems the provider org.jitsi.jibri.api.http.internal.InternalHttpApi will be ignored.
2020-04-13 23:29:02.556 INFO: [1] org.jitsi.jibri.api.xmpp.XmppApi.updatePresence() Jibri reports its status is now JibriStatus(busyStatus=IDLE, health=OverallHealth(healthStatus=HEALTHY, details={})), publishing presence to connections
2020-04-13 23:29:02.558 INFO: [1] org.jitsi.xmpp.mucclient.MucClientManager.log() Setting a presence extension: org.jitsi.xmpp.extensions.jibri.JibriStatusPacketExt@5aa6202e
2020-04-13 23:29:02.563 INFO: [1] org.jitsi.jibri.api.xmpp.XmppApi.start() Connecting to xmpp environment on vidcon.lkpp.go.id with config XmppEnvironmentConfig(name=prod environment, xmppServerHosts=[vidcon.lkpp.go.id], xmppDomain=vidcon.lkpp.go.id, controlLogin=XmppCredentials(domain=auth.vidcon.lkpp.go.id, username=jibri, password=jibriauthpass), controlMuc=XmppMuc(domain=internal.auth.vidcon.lkpp.go.id, roomName=JibriBrewery, nickname=jibri-nickname), sipControlMuc=null, callLogin=XmppCredentials(domain=recorder.vidcon.lkpp.go.id, username=recorder, password=jibrirecorderpass), stripFromRoomDomain=conference., usageTimeoutMins=0, trustAllXmppCerts=true)
2020-04-13 23:29:02.564 INFO: [1] org.jitsi.jibri.api.xmpp.XmppApi.start() The trustAllXmppCerts config is enabled for this domain, all XMPP server provided certificates will be accepted
2020-04-13 23:29:02.578 WARNING: [21] org.jitsi.xmpp.mucclient.MucClient.log() Disabling certificate verification!
2020-04-13 23:29:02.601 WARNING: [1] org.glassfish.jersey.internal.inject.Providers.checkProviderRuntime() A provider org.jitsi.jibri.api.http.HttpApi registered in SERVER runtime does not implement any provider interfaces applicable in the SERVER runtime. Due to constraint configuration problems the provider org.jitsi.jibri.api.http.HttpApi will be ignored.
2020-04-13 23:29:02.749 INFO: [21] org.jitsi.xmpp.mucclient.MucClient.log() [MucClient id=vidcon.lkpp.go.id hostname=vidcon.lkpp.go.id] connected
2020-04-13 23:29:02.805 INFO: [21] org.jitsi.xmpp.mucclient.MucClient.log() Joined MUC: jibribrewery@internal.auth.vidcon.lkpp.go.id
2020-04-13 23:33:59.296 INFO: [45] org.jitsi.jibri.api.xmpp.XmppApi.handleJibriIq() Received JibriIq from environment [MucClient id=vidcon.lkpp.go.id hostname=vidcon.lkpp.go.id]
2020-04-13 23:33:59.297 INFO: [45] org.jitsi.jibri.api.xmpp.XmppApi.handleStartJibriIq() Received start request
2020-04-13 23:33:59.299 INFO: [45] org.jitsi.jibri.api.xmpp.XmppApi.handleStartJibriIq() Sending ‘pending’ response to start IQ
2020-04-13 23:33:59.299 INFO: [46] org.jitsi.jibri.api.xmpp.XmppApi.run() Starting service
2020-04-13 23:33:59.336 INFO: [46] org.jitsi.jibri.api.xmpp.XmppApi.handleStartService() Parsed call url info: CallUrlInfo(baseUrl=https://vidcon.lkpp.go.id, callName=angele, urlParams=)
2020-04-13 23:33:59.337 INFO: [46] org.jitsi.jibri.JibriManager.startFileRecording() Starting a file recording with params: FileRecordingRequestParams(callParams=CallParams(callUrlInfo=CallUrlInfo(baseUrl=https://vidcon.lkpp.go.id, callName=angele, urlParams=)), sessionId=jddtdotlbbqjczgh, callLoginParams=XmppCredentials(domain=recorder.vidcon.lkpp.go.id, username=recorder, password=jibrirecorderpass)) finalize script path: /etc/jitsi/jibri/finalize_recording.sh and recordings directory: /srv/recordings
2020-04-13 23:34:00.483 INFO: [46] org.openqa.selenium.remote.ProtocolHandshake.createSession() Detected dialect: OSS
2020-04-13 23:34:00.497 INFO: [46] org.jitsi.jibri.selenium.JibriSelenium.() Starting empty call check with a timeout of PT30S
2020-04-13 23:34:00.508 FINE: [46] org.jitsi.jibri.capture.ffmpeg.FfmpegCapturer.() Detected os as OS: LINUX
2020-04-13 23:34:00.513 INFO: [46] org.jitsi.jibri.service.impl.FileRecordingJibriService.() Writing recording to /srv/recordings/jddtdotlbbqjczgh
2020-04-13 23:34:00.514 FINE: [46] org.jitsi.jibri.statsd.JibriStatsDClient.incrementCounter() Incrementing statsd counter: start:recording
2020-04-13 23:34:00.515 INFO: [46] org.jitsi.jibri.status.JibriStatusManager.log() Busy status has changed: IDLE -> BUSY
2020-04-13 23:34:00.515 INFO: [46] org.jitsi.jibri.api.xmpp.XmppApi.updatePresence() Jibri reports its status is now JibriStatus(busyStatus=BUSY, health=OverallHealth(healthStatus=HEALTHY, details={})), publishing presence to connections
2020-04-13 23:34:00.515 INFO: [46] org.jitsi.xmpp.mucclient.MucClientManager.log() Setting a presence extension: org.jitsi.xmpp.extensions.jibri.JibriStatusPacketExt@d114dcc
2020-04-13 23:34:01.542 FINE: [56] org.jitsi.jibri.selenium.pageobjects.CallPage.visit() Visiting url https://vidcon.lkpp.go.id/angele#config.iAmRecorder=true&config.externalConnectUrl=null&config.startWithAudioMuted=true&config.startWithVideoMuted=true&interfaceConfig.APP_NAME=“Jibri”&config.analytics.disabled=true&config.p2p.enabled=false
2020-04-13 23:34:02.978 INFO: [56] org.jitsi.jibri.selenium.pageobjects.CallPage.visit() Waited 1042 milliseconds for call page to load
2020-04-13 23:34:02.989 INFO: [56] org.jitsi.jibri.selenium.JibriSelenium.onSeleniumStateChange() Transitioning from state Starting up to Running
2020-04-13 23:34:02.990 INFO: [56] org.jitsi.jibri.service.impl.FileRecordingJibriService.invoke() Selenium joined the call, starting the capturer
2020-04-13 23:34:03.016 INFO: [56] org.jitsi.jibri.util.JibriSubprocess.ffmpeg.launch() Starting ffmpeg with command ffmpeg -y -v info -f x11grab -draw_mouse 0 -r 30 -s 1280x720 -thread_queue_size 4096 -i :0.0+0,0 -f alsa -thread_queue_size 4096 -i plug:cloop -acodec aac -strict -2 -ar 44100 -c:v libx264 -preset veryfast -profile:v main -level 3.1 -pix_fmt yuv420p -r 30 -crf 25 -g 60 -tune zerolatency -f mp4 /srv/recordings/jddtdotlbbqjczgh/angele_2020-04-13-23-34-00.mp4 ([ffmpeg, -y, -v, info, -f, x11grab, -draw_mouse, 0, -r, 30, -s, 1280x720, -thread_queue_size, 4096, -i, :0.0+0,0, -f, alsa, -thread_queue_size, 4096, -i, plug:cloop, -acodec, aac, -strict, -2, -ar, 44100, -c:v, libx264, -preset, veryfast, -profile:v, main, -level, 3.1, -pix_fmt, yuv420p, -r, 30, -crf, 25, -g, 60, -tune, zerolatency, -f, mp4, /srv/recordings/jddtdotlbbqjczgh/angele_2020-04-13-23-34-00.mp4])
2020-04-13 23:34:04.378 INFO: [60] org.jitsi.jibri.capture.ffmpeg.FfmpegCapturer.onFfmpegStateMachineStateChange() Ffmpeg capturer transitioning from state Starting up to Running
2020-04-13 23:34:04.378 INFO: [60] org.jitsi.jibri.service.impl.FileRecordingJibriService.onServiceStateChange() File recording service transitioning from state Starting up to Running
2020-04-13 23:34:04.378 INFO: [60] org.jitsi.jibri.api.xmpp.XmppApi.invoke() Current service started up successfully, sending on iq
2020-04-13 23:34:18.024 INFO: [57] org.jitsi.jibri.selenium.JibriSelenium.run() Jibri client receive bitrates: {}, all clients muted? true
2020-04-13 23:34:33.001 INFO: [57] org.jitsi.jibri.selenium.JibriSelenium.run() Jibri client receive bitrates: {}, all clients muted? true
2020-04-13 23:34:33.749 INFO: [45] org.jitsi.jibri.api.xmpp.XmppApi.handleJibriIq() Received JibriIq from environment [MucClient id=vidcon.lkpp.go.id hostname=vidcon.lkpp.go.id]
2020-04-13 23:34:33.750 FINE: [45] org.jitsi.jibri.statsd.JibriStatsDClient.incrementCounter() Incrementing statsd counter: stop:recording
2020-04-13 23:34:33.750 INFO: [45] org.jitsi.jibri.JibriManager.stopService() Stopping the current service
2020-04-13 23:34:33.750 INFO: [45] org.jitsi.jibri.service.impl.FileRecordingJibriService.stop() Stopping capturer
2020-04-13 23:34:33.750 INFO: [45] org.jitsi.jibri.util.JibriSubprocess.ffmpeg.stop() Stopping ffmpeg process
2020-04-13 23:34:33.796 INFO: [60] org.jitsi.jibri.capture.ffmpeg.FfmpegCapturer.onFfmpegStateMachineStateChange() Ffmpeg capturer transitioning from state Running to Finished
2020-04-13 23:34:33.797 INFO: [45] org.jitsi.jibri.util.JibriSubprocess.ffmpeg.stop() ffmpeg exited with value 255
2020-04-13 23:34:33.797 INFO: [60] org.jitsi.jibri.service.impl.FileRecordingJibriService.onServiceStateChange() File recording service transitioning from state Running to Finished
2020-04-13 23:34:33.797 INFO: [45] org.jitsi.jibri.service.impl.FileRecordingJibriService.stop() Quitting selenium
2020-04-13 23:34:33.797 INFO: [60] org.jitsi.jibri.api.xmpp.XmppApi.invoke() Current service finished, sending off iq
2020-04-13 23:34:33.812 INFO: [45] org.jitsi.jibri.service.impl.FileRecordingJibriService.stop() Participants in this recording:
2020-04-13 23:34:33.860 INFO: [45] org.jitsi.jibri.selenium.JibriSelenium.leaveCallAndQuitBrowser() Got 15 log entries for type browser
2020-04-13 23:34:33.900 INFO: [45] org.jitsi.jibri.selenium.JibriSelenium.leaveCallAndQuitBrowser() Got 631 log entries for type driver
2020-04-13 23:34:33.954 INFO: [45] org.jitsi.jibri.selenium.JibriSelenium.leaveCallAndQuitBrowser() Got 0 log entries for type client
2020-04-13 23:34:33.954 INFO: [45] org.jitsi.jibri.selenium.JibriSelenium.leaveCallAndQuitBrowser() Leaving web call
2020-04-13 23:34:34.019 INFO: [45] org.jitsi.jibri.selenium.JibriSelenium.leaveCallAndQuitBrowser() Quitting chrome driver
2020-04-13 23:34:34.088 INFO: [45] org.jitsi.jibri.selenium.JibriSelenium.leaveCallAndQuitBrowser() Chrome driver quit
2020-04-13 23:34:34.088 INFO: [45] org.jitsi.jibri.service.impl.FileRecordingJibriService.stop() Finalizing the recording
2020-04-13 23:34:34.090 INFO: [45] org.jitsi.jibri.service.impl.FileRecordingJibriService.finalize() Recording finalize script finished with exit value 0
2020-04-13 23:34:34.090 INFO: [45] org.jitsi.jibri.status.JibriStatusManager.log() Busy status has changed: BUSY -> IDLE
2020-04-13 23:34:34.091 INFO: [45] org.jitsi.jibri.api.xmpp.XmppApi.updatePresence() Jibri reports its status is now JibriStatus(busyStatus=IDLE, health=OverallHealth(healthStatus=HEALTHY, details={})), publishing presence to connections
2020-04-13 23:34:34.091 INFO: [45] org.jitsi.xmpp.mucclient.MucClientManager.log() Setting a presence extension: org.jitsi.xmpp.extensions.jibri.JibriStatusPacketExt@7662e256
2020-04-13 23:34:34.091 INFO: [60] org.jitsi.jibri.JibriManager.stopService() No service active, ignoring stop

thanks