Having the same issue, Macos Tahoe 26.2, i tried everything i found on net: deleting caches, all xcode files, reinstalling it, rebooting my computer, deleting all simalator devices, deleting IOS from Xcode => setting components, downloading it again. I tried installing older IOS, no help, when starting emulator i have this error: "Unable to boot the Simulator" And this error, when i'm trying to do this from terminal == Devices == -- iOS 26.2 -- iPhone 17 Pro (1FC8FFC9-A04D-434B-85F0-F5AE2DB4CDAC) (Shutdown) iPhone 17 Pro Max (71761C54-D406-496E-A552-CD72FACD10DA) (Shutdown) iPhone Air (64607ACA-F580-4A6A-A816-1AD1E8BEBC32) (Shutdown) iPhone 17 (7ECEC4C0-0DC9-4B5A-A9A0-05E4B1038C68) (Shutdown) iPhone 16e (A175B467-438D-41A7-B537-D7E23B4FFF21) (Shutdown) iPad Pro 13-inch (M5) (FA74F9C7-93C9-40D6-86F5-74E46FCCF7EC) (Shutdown) iPad Pro 11-inch (M5) (73A17C77-DBFA-4748-880D-15FBBE43E57E) (Shutdown) iPad mini (A17 Pro) (09BF89D2-640C-4083-937A-4859633BB69E) (Shutdown) iPad (A16) (5FF5869B-042F-4886-A5E3-AD333550F9EB) (Shutdown) iPad Air 13-inch (M3) (3474F7D9-68B1-46AE-94F1-91DF48E38464) (Shutdown) iPad Air 11-inch (M3) (8EDB1407-74CB-4420-86A2-C0AD084D8A73) (Shutdown) [~] xcrun simctl boot 1FC8FFC9-A04D-434B-85F0-F5AE2DB4CDAC An error was encountered processing the command (domain=NSPOSIXErrorDomain, code=4): Unable to boot the Simulator. Interrupted system call Underlying error (domain=com.apple.SimLaunchHostService.RequestError, code=4): Failed to start launchd_sim: could not bind to session, launchd_sim may have crashed or quit responding Please, help