React Native app crash on splash screen in release mode. In debug everything ok.

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osobchuk OP

Created Feb ’24

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React Native app crash on splash screen in release mode. In debug everything ok. Here is the error from XCode console.

*** Terminating app due to uncaught exception 'RCTFatalException: Unhandled JS Exception: Error: invalid host', reason: 'Unhandled JS Exception: Error: invalid host, stack: <unknown>@732:405 value@731:2737 <unknown>@719:2589 h@2:1587 <unknown>@718:591 h@2:1587 <unknown>@708:753 h@2:1587 <unknown>@6:206 h@2:1587 d@2:960 global code@5698:3 ' *** First throw call stack: ( 0 CoreFoundation 0x00000001107ae28d _exceptionPreprocess + 242 1 libobjc.A.dylib 0x0000000112157894 objc_exception_throw + 48 2 React 0x000000011043f1e8 RCTGetFatalHandler + 0 3 Rhino Dev 0x00000001043ed498 -[RCTExceptionsManager reportFatal:stack:exceptionId:] + 508 4 Rhino Dev 0x00000001043ede39 -[RCTExceptionsManager reportException:] + 1620 5 CoreFoundation 0x00000001107b4ebc invoking + 140 6 CoreFoundation 0x00000001107b21df -[NSInvocation invoke] + 302 7 CoreFoundation 0x00000001107b244f -[NSInvocation invokeWithTarget:] + 70 8 React 0x000000011047668b -[RCTModuleMethod invokeWithBridge:module:arguments:] + 583 9 React 0x0000000110478db0 _ZN8facebook5reactL11invokeInnerEP9RCTBridgeP13RCTModuleDatajRKN5folly7dynamicEiN12_GLOBAL__N_117SchedulingContextE + 574 10 React 0x00000001104789ad ___ZN8facebook5react15RCTNativeModule6invokeEjON5folly7dynamicEi_block_invoke + 110 11 libdispatch.dylib 0x000000011554e747 _dispatch_call_block_and_release + 12 12 libdispatch.dylib 0x000000011554f9f7 _dispatch_client_callout + 8 13 libdispatch.dylib 0x00000001155578c9 _dispatch_lane_serial_drain + 1127 14 libdispatch.dylib 0x0000000115558665 _dispatch_lane_invoke + 441 15 libdispatch.dylib 0x000000011556576e _dispatch_root_queue_drain_deferred_wlh + 318 16 libdispatch.dylib 0x0000000115564b69 _dispatch_workloop_worker_thread + 590 17 libsystem_pthread.dylib 0x0000000115a4ec47 _pthread_wqthread + 327 18 libsystem_pthread.dylib 0x0000000115a4db97 start_wqthread + 15 ) libc++abi: terminating due to uncaught exception of type NSException

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Answer 1

aroman87 OP

Feb ’24

I am having the exact problem. It is only happening when i bundle in Release. Debug works fine, but the same. Crashes on the slash screen.

Exception NSException * "Unhandled JS Exception: Error: invalid host, stack:\n<unknown>@460:405\nvalue@459:2680\n<unknown>@459:446\n<unknown>@457:2528\nh@2:1707\n<unknown>@456:578\nh@2:1707\n<unknown>@455:117\nh@2:1707\n<unknown>@430:168\nh@2:1707\n<unknown>@385:1540\nh@2:1707\n<unknown>@6:72\nh@2:1707\nd@2:1080\nglobal code@4034:3\n" 0x0000600000c65980

Unhandled JS Exception: Error: invalid host, stack: <unknown>@460:405 value@459:2680 <unknown>@459:446 <unknown>@457:2528 h@2:1707 <unknown>@456:578 h@2:1707 <unknown>@455:117 h@2:1707 <unknown>@430:168 h@2:1707 <unknown>@385:1540 h@2:1707 <unknown>@6:72 h@2:1707 d@2:1080 global code@4034:3 ( 0 CoreFoundation 0x0000000180491128 _exceptionPreprocess + 172 1 libobjc.A.dylib 0x000000018008412c objc_exception_throw + 56 2 Alz Meter 0x0000000104f6b99c RCTFormatError + 0 3 Alz Meter 0x0000000104fdea10 -[RCTExceptionsManager reportFatal:stack:exceptionId:extraDataAsJSON:] + 476 4 Alz Meter 0x0000000104fdf234 -[RCTExceptionsManager reportException:] + 1308 5 CoreFoundation 0x0000000180497750 invoking + 144 6 CoreFoundation 0x0000000180494ab4 -[NSInvocation invoke] + 276 7 CoreFoundation 0x0000000180494d4c -[NSInvocation invokeWithTarget:] + 60 8 Alz Meter 0x0000000104f99acc -[RCTModuleMethod invokeWithBridge:module:arguments:] + 388 9 Alz Meter 0x0000000104f9bab0 _ZN8facebook5reactL11invokeInnerEP9RCTBridgeP13RCTModuleDatajRKN5folly7dynamicEiN12_GLOBAL__N_117SchedulingContextE + 452 10 Alz Meter 0x0000000104f9b700 ___ZN8facebook5react15RCTNativeModule6invokeEjON5folly7dynamicEi_block_invoke + 112 11 libdispatch.dylib 0x0000000106f540f0 _dispatch_call_block_and_release + 24 12 libdispatch.dylib 0x0000000106f5593c _dispatch_client_callout + 16 13 libdispatch.dylib 0x0000000106f5dbd8 _dispatch_lane_serial_drain + 916 14 libdispatch.dylib 0x0000000106f5e91c _dispatch_lane_invoke + 420 15 libdispatch.dylib 0x0000000106f6b2f8 _dispatch_root_queue_drain_deferred_wlh + 324 16 libdispatch.dylib 0x0000000106f6a754 _dispatch_workloop_worker_thread + 488 17 libsystem_pthread.dylib 0x0000000106fef924 _pthread_wqthread + 284 18 libsystem_pthread.dylib 0x0000000106fee6e4 start_wqthread + 8 )

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Answer 2

DTS Engineer OP

Apple

Feb ’24

Both of these crash reports are kinda munged [1], so it’s hard to be 100% sure, but I suspect that Language Exception from RCTFatal applies here.

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[1] For info about how to post a crash report, see Posting a Crash Report. For general hints and tips on how to format your post, see Quinn’s Top Ten DevForums Tips.

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