Hi, our team is also experiencing a similar issue, with the same output as @OswaldoRubio, on all simulator builds below iOS 18.4. dyld[4448]: Symbol not found: _$sSo9WKWebViewC6WebKitE19callAsyncJavaScript_9arguments2inAF17completionHandlerySS_SDySSypGSo11WKFrameInfoCSgSo14WKContentWorldCys6ResultOyyps5Error_pGcSgtF Referenced from: <2FD78971-D40C-3BDB-AAA3-71E7F1369ED4> /Users/.../Library/Developer/CoreSimulator/Devices/1133E3AD-0ADC-428E-9E02-7A221B181634/data/Containers/Bundle/Application/A902C8CC-E2F7-43C8-97BB-C2CCF71062D0/App.app/App.debug.dylib Expected in: <43C11484-B1FB-38C4-B136-8685F00B82F2> /Library/Developer/CoreSimulator/Volumes/iOS_22D8075/Library/Developer/CoreSimulator/Profiles/Runtimes/iOS 18.3.simruntime/Contents/Resources/RuntimeRoot/System/Library/Frameworks/WebKit.framework/WebKit