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App Crashing #25992
Description
What version of the Codex App are you using (From “About Codex” dialog)?
26.601.20914
What subscription do you have?
Pro
What platform is your computer?
Darwin 25.5.0 arm64 arm
What issue are you seeing?
Current error, the app simply crashes
(code=null, signal=SIGTERM).
Most recent error: {"timestamp":"2026-06-03T00:44:06.880174Z","level":"WARN","fields":{"message":"failed to initialize MCP client during shutdown: MCP startup failed: handshaking with MCP server failed: Send message error Transport [rmcp::transport::worker::WorkerTransport<rmcp::transport::streamable_http_client::StreamableHttpClientWorker<codex_rmcp_client::http_client_adapter::StreamableHttpClientAdapter>>] error: Client error: HTTP request failed: http/request failed: error sending request for url (http://localhost:4401/mcp), when send initialize request"},"target":"codex_mcp::rmcp_client"}
What steps can reproduce the bug?
Start 3 chats at the same time.
What is the expected behavior?
Work normally.
Additional information
No response
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