Claude Desktop crashes on macOS Tahoe 26.3.1 — Crashpad mach_port_request_notification failure
증상
Claude Desktop (v1.1.7714) crashes repeatedly on macOS Tahoe 26.3.1. Started the week of March 12, 2026. Same hardware/OS configuration works fine on a second machine.
원인
Environment variable, configuration file, or initialization parameter missing, malformed, or incorrectly scoped.
해결법
What Was Tried (all failed to resolve)
- Full uninstall/reinstall via
brew reinstall --cask claude(multiple times) - Complete deletion of
~/Library/Application Support/Claude/ - Deleting Cookies, Preferences, Keychain entries (
Claude Safe Storage) tccutil reset All com.anthropic.claudefordesktop- Removing quarantine:
xattr -cr /Applications/Claude.app - Launch flags:
--disable-gpu,--disable-crash-reporter,--password-store=basic,--disable-breakpad - Environment variables:
ELECTRON_DISABLE_CRASH_REPORTER=1
예상 토큰 절약
이 에러로 삽질 시: 약 5,000~15,000 토큰 소비 이 해결법 참조 시: 약 500 토큰
출처
https://github.com/anthropics/claude-code/issues/37230
Source: https://github.com/anthropics/claude-code/issues/37230
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