Still exist on iOS 14.5. swift Crashed: CTTelephonyNetworkInfo 0 libobjc.A.dylib 0x19fc7fdd0 objc_release + 16 1 CoreTelephony 0x18b7ff6e8 -[CTTelephonyNetworkInfo updateRat:descriptor:] + 556 2 CoreTelephony 0x18b7ff430 -[CTTelephonyNetworkInfo queryRatForDescriptor:] + 164 3 CoreTelephony 0x18b7fe1b8 -[CTTelephonyNetworkInfo connectionStateChanged:connection:dataConnectionStatusInfo:] + 72 4 CoreFoundation 0x18b2a38c4 __invoking___ + 148 5 CoreFoundation 0x18b176bf4 -[NSInvocation invoke] + 380 6 CoreFoundation 0x18b1771f8 -[NSInvocation invokeWithTarget:] + 80 7 CoreTelephony 0x18b8082cc void dispatch::async-[CoreTelephonyClientMux sink:handleNotification:]::$_2(dispatch_queue_s*, std::__1::unique_ptr-[CoreTelephonyClientMux sink:handleNotification:]::$_2, std::__1::default_delete-[CoreTelephonyClientMux sink:handleNotification:]::$_2 )::'lambda'(void*)::__invoke(void*) + 44 8 libdispatch.dylib 0x18ae8b7ec _dispatch_client_callout + 20 9 libdispatch.dylib 0x18ae92fd4 _dispatch_lane_serial_drain + 620 10 libdispatch.dylib 0x18ae93bd0 _dispatch_lane_invoke + 404 11 libdispatch.dylib 0x18ae9e48c _dispatch_workloop_worker_thread + 764 12 libsystem_pthread.dylib 0x1d6c167a4 _pthread_wqthread + 276 13 libsystem_pthread.dylib 0x1d6c1d74c start_wqthread + 8 Device Model: iPhone 12 Pro Max Orientation: Portrait RAM free: 102.02 MB Disk free: 48.17 GB plat_ios Operating System Version: 14.5.0 (18E5164h) Orientation: Portrait Jailbroken: No bug_report Crash Date: Mar 14, 2021, 4:05:46 PM