19 people reported
All time, since Sep 15, including 3 thumbs-up on GitHub.
Browser control fails at startup with sandbox-exec TIOCSTI error
“Browser automation fails before any website interaction.”
Is this your bug? What gets counted gets fixed. Pile on.
Paste this into your agent. It files your report, with your error and version.
I hit this bug: rapsheet.dev/sheets/codex/issues/14447/file Follow it to file my report. Show me the text before you send.
No install. No account. Public and anonymous. The link asks your agent for one report, nothing else. What it sends
The node_repl kernel exits with code 65 before connecting to the in-app browser or Chrome via @Chrome on macOS.
Is this your bug?
File my report- Where
- Browser control
- Error text
sandbox-exec: unbound variable: TIOCSTI- Versions
- 0.154.0 to 26.928.31416
- Platforms
- macOS
- How bad
- Breaks a normal workflow. Some reports say it blocks them completely.
Part of: Browser/Computer Use runtime won't start8 bugs
- MXC launcher browser init failure38 people
- MXC sandbox startup failure11 people
- Browser control fails with trusted Node process exiting on Windows5 people
- Computer use initialization fails3 people
- MXC launcher startup failure3 people
- Computer Use startup failure2 people
- Node REPL calls time out2 people
Not quite your bug?
- Browser control times out12 people
- Sandbox setup refresh fails308 people
- Browser access host unavailable12 people
Original reports16, newest first
- Computer Use sandbox startup fails on macOS 14.3.1 with TIOCSTI in desktop 26.928.31416On GitHub#50150
- Codex App browser control crashes with TIOCSTI error on macOSOn GitHub#50070
- Computer Use fails on macOS 14.3.1: unbound variable TIOCSTIOn GitHub#49580
- no-active-thread-01a0f165-860b-7dc2-93f9-d169c324efa6On GitHub#49534
- macOS: Browser Use fails with sandbox-exec "unbound variable: TIOCSTI" (node_repl exit 65)On GitHub#49460
- [macOS Intel][Desktop 26.924.22138] Browser controller cannot start; bundled sandbox still fails with unbound TIOCSTIOn GitHub#49288
- CUA fails on macOS 13.7.8: sandbox-exec rejects TIOCSTI with exit code 65On GitHub#48780
- Browser tools fail to start on macOS.On GitHub#48741
- # Codex macOS browser-control startup failureOn GitHub#48408
- Bug Report: Computer Use runtime crash on macOS Sonoma (TIOCSTI sandbox-exec error)On GitHub#48049
Show all 16Show only the newest 10
- Browser control fails on macOS 13.7.8: TIOCSTI sandbox errorOn GitHub#46951
- Browser control fails on macOS 14.1.2: sandbox-exec: unbound variable: TIOCSTIOn GitHub#46576
- macOS 14.3: browser and desktop control fail at startup with TIOCSTI errorOn GitHub#46212
- macOS: Codex browser control via Chrome extension fails at startup —
node_replexits (code 65) withsandbox-exec: unbound variable: TIOCSTIOn GitHub#45950 - Computer Use crashes with sandbox-exec TIOCSTI unbound variable (exit code 65) on macOSOn GitHub#45842
- Computer Use node_repl crashes on macOS with TIOCSTI errorOn GitHub#45767