App Crash IOS plss help (Fixed)

Apps crash problem ?

frame = (0 0; 375 812); gestureRecognizers = <NSArray: 0x283cd1bf0>; layer = <CALayer: 0x28337d600>>
2021-05-10 13:42:43.909375+0300 videoKonferans[6535:893921] [native] (ADVICE) View #49 of type RCTView has a shadow set but cannot calculate shadow efficiently. Consider setting a background color to fix this, or apply the shadow to a more specific component.
2021-05-10 13:42:56.817018+0300 videoKonferans[6535:894082] [native] [VideoCaptureController] Capture will start
2021-05-10 13:42:56.846719+0300 videoKonferans[6535:894096] [javascript] ‘Baglanti Olusturuldu: %s, stream:’, ‘ada8b1ef-b88b-41cc-806b-029e8f41bb7d’, undefined
2021-05-10 13:42:56.881172+0300 videoKonferans[6535:894096] [javascript] ‘new peer %o’, { allowHalfOpen: false,
initiator: false,
config:
{ iceServers:
{ iceServers:
[ { urls: ‘turn:213.155.123.:3478?transport=udp’,
username: '
’,
credential: ‘’ } ] },
enableInsertableStreams: true,
forceEncodedVideoInsertableStreams: true,
forceEncodedAudioInsertableStreams: true },
channelName: ‘PEER_DATA_CHANNEL_NAME’,
sdpTransform: [Function],
offerConstraints: { offerToReceiveAudio: true, offerToReceiveVideo: true },
stream: undefined,
wrtc: undefined,
reconnectTimer: 1000 }
2021-05-10 13:42:56.956580+0300 videoKonferans[6535:894088] [native] [VideoCaptureController] Capture started
2021-05-10 13:42:56.962380+0300 videoKonferans[6535:894096] [javascript] addTrack()
2021-05-10 13:42:56.962561+0300 videoKonferans[6535:894096] [javascript] _needsNegotiation
2021-05-10 13:42:56.962659+0300 videoKonferans[6535:894096] [javascript] addTrack()
2021-05-10 13:42:56.962717+0300 videoKonferans[6535:894096] [javascript] _needsNegotiation
2021-05-10 13:42:57.144704+0300 videoKonferans[6535:893921] Metal API Validation Enabled
2021-05-10 13:42:57.407320+0300 videoKonferans[6535:894096] [javascript] starting batched negotiation
2021-05-10 13:42:57.409801+0300 videoKonferans[6535:894096] [javascript] signal()
2021-05-10 13:42:57.411149+0300 videoKonferans[6535:894096] [javascript] signal()
2021-05-10 13:42:57.411858+0300 videoKonferans[6535:894096] [javascript] signal()
2021-05-10 13:42:57.412513+0300 videoKonferans[6535:894096] [javascript] signal()
2021-05-10 13:42:57.413850+0300 videoKonferans[6535:894096] [javascript] ‘signalingStateChange %s’, ‘have-remote-offer’
2021-05-10 13:42:57.416089+0300 videoKonferans[6535:894088] [native] candidate:4079541279 1 udp 2113937151 192.168.1.74 50350 typ host generation 0 ufrag Gppb network-cost 999 ← candidate
2021-05-10 13:42:57.416585+0300 videoKonferans[6535:894088] [native] addICECandidateresult: RTC_OBJC_TYPE(RTCIceCandidate):
0
0
candidate:4079541279 1 udp 2113937151 192.168.1.74 50350 typ host generation 0 ufrag Gppb network-cost 999
(null)
2021-05-10 13:42:57.416921+0300 videoKonferans[6535:894088] [native] candidate:842163049 1 udp 1677729535 78.190.137.237 55042 typ srflx raddr 192.168.1.74 rport 50350 generation 0 ufrag Gppb network-cost 999 ← candidate
2021-05-10 13:42:57.417299+0300 videoKonferans[6535:894088] [native] addICECandidateresult: RTC_OBJC_TYPE(RTCIceCandidate):
0
0
candidate:842163049 1 udp 1677729535 78.190.137.237 55042 typ srflx raddr 192.168.1.74 rport 50350 generation 0 ufrag Gppb network-cost 999
(null)
2021-05-10 13:42:57.417524+0300 videoKonferans[6535:894088] [native] candidate:4161592587 1 udp 33562367 213.155.123.196 54857 typ relay raddr 78.190.137.237 rport 55042 generation 0 ufrag Gppb network-cost 999 ← candidate
2021-05-10 13:42:57.417888+0300 videoKonferans[6535:894088] [native] addICECandidateresult: RTC_OBJC_TYPE(RTCIceCandidate):
0
0
candidate:4161592587 1 udp 33562367 213.155.123.196 54857 typ relay raddr 78.190.137.237 rport 55042 generation 0 ufrag Gppb network-cost 999
(null)
2021-05-10 13:42:57.421080+0300 videoKonferans[6535:894096] [javascript] ‘flushing sender queue’, []
2021-05-10 13:42:57.421192+0300 videoKonferans[6535:894096] [javascript] negotiate
2021-05-10 13:42:57.421297+0300 videoKonferans[6535:894096] [javascript] ‘signalingStateChange %s’, ‘stable’
2021-05-10 13:42:57.422323+0300 videoKonferans[6535:894096] [javascript] signal
2021-05-10 13:42:57.424269+0300 videoKonferans[6535:894096] [javascript] started iceComplete timeout
2021-05-10 13:42:57.488519+0300 videoKonferans[6535:894096] [javascript] ‘maybeReady pc %s channel %s’, true, false
2021-05-10 13:42:57.510557+0300 videoKonferans[6535:894158] *** Terminating app due to uncaught exception ‘NSInvalidArgumentException’, reason: '
-[__NSPlaceholderDictionary initWithObjects:forKeys:count:]: attempt to insert nil object from objects[0]’
*** First throw call stack:
(0x1982c1114 0x1abae7cb4 0x19832b398 0x198336590 0x1981bc6a4 0x1981afa04 0x1054e13c8 0x107ae7010 0x107eae604 0x107eae730 0x107eaff7c 0x107b2b124 0x107b2a900 0x107b2984c 0x107b2ad14 0x1ddb12b70 0x1ddb17880)
libc++abi.dylib: terminating with uncaught exception of type NSException
*** Terminating app due to uncaught exception ‘NSInvalidArgumentException’, reason: '
** -[__NSPlaceholderDictionary initWithObjects:forKeys:count:]: attempt to insert nil object from objects[0]’
terminating with uncaught exception of type NSException

fixed this problem thank you.

how did you fix this ?