react-portal-error.txt

Exception 'Given `rootTag` (3) does not correspond to a valid root shadow view instance.' was thrown while invoking createView on target UIManager with params (
    15,
    RCTRawText,
    3,
        {
        text = hello;
    }
)
callstack: (
	0   CoreFoundation                      0x000000011086b8db __exceptionPreprocess + 331
	1   libobjc.A.dylib                     0x000000010efdaac5 objc_exception_throw + 48
	2   CoreFoundation                      0x000000011086b662 +[NSException raise:format:arguments:] + 98
	3   Foundation                          0x000000010ea28834 -[NSAssertionHandler handleFailureInFunction:file:lineNumber:description:] + 166
	4   PortalApp                           0x000000010cede845 -[RCTUIManager createView:viewName:rootTag:props:] + 853
	5   CoreFoundation                      0x00000001108726ac __invoking___ + 140
	6   CoreFoundation                      0x000000011086fc25 -[NSInvocation invoke] + 325
	7   CoreFoundation                      0x0000000110870076 -[NSInvocation invokeWithTarget:] + 54
	8   PortalApp                           0x000000010ce79f1a -[RCTModuleMethod invokeWithBridge:module:arguments:] + 2810
	9   PortalApp                           0x000000010ce7e1c6 _ZN8facebook5reactL11invokeInnerEP9RCTBridgeP13RCTModuleDatajRKN5folly7dynamicE + 790
	10  PortalApp                           0x000000010ce7dcd3 _ZZN8facebook5react15RCTNativeModule6invokeEjON5folly7dynamicEiENK3$_0clEv + 131
	11  PortalApp                           0x000000010ce7dc49 ___ZN8facebook5react15RCTNativeModule6invokeEjON5folly7dynamicEi_block_invoke + 25
	12  libdispatch.dylib                   0x0000000112266ccf _dispatch_call_block_and_release + 12
	13  libdispatch.dylib                   0x0000000112267d02 _dispatch_client_callout + 8
	14  libdispatch.dylib                   0x000000011226e720 _dispatch_lane_serial_drain + 705
	15  libdispatch.dylib                   0x000000011226f261 _dispatch_lane_invoke + 398
	16  libdispatch.dylib                   0x0000000112277fcb _dispatch_workloop_worker_thread + 645
	17  libsystem_pthread.dylib             0x0000000112649611 _pthread_wqthread + 421
	18  libsystem_pthread.dylib             0x00000001126493fd start_wqthread + 13
)

RCTFatal
facebook::react::invokeInner(RCTBridge*, RCTModuleData*, unsigned int, folly::dynamic const&)
facebook::react::RCTNativeModule::invoke(unsigned int, folly::dynamic&&, int)::$_0::operator()() const
invocation function for block in facebook::react::RCTNativeModule::invoke(unsigned int, folly::dynamic&&, int)
_dispatch_call_block_and_release
_dispatch_client_callout
_dispatch_lane_serial_drain
_dispatch_lane_invoke
_dispatch_workloop_worker_thread
_pthread_wqthread
start_wqthread

get same problem as you