[BUG] Claude chats not sending.

Preflight Checklist

• [x] I have searched existing issues and this hasn't been reported yet
• [x] This is a single bug report (please file separate reports for different bugs)
• [x] I am using the latest version of Claude Code

What's Wrong?

When I try to chat, an error pops up that my previous message was not sent. Nothing I try resolves the issue.

What Should Happen?

I should be able to sent a message in the chat.

Error Messages/Logs

Your previous message wasn't sent. You can try again.

Steps to Reproduce

<img width="445" height="53" alt="Image" src="https://github.com/user-attachments/assets/461b0d31-38e8-4dbd-ae0d-b9262e7fb197" />

Claude Model

Sonnet (default)

Is this a regression?

Yes, this worked in a previous version

Last Working Version

_No response_

Claude Code Version

Claude 1.8555.2 (a476c3) 2026-05-22T23:04:37.000Z

Platform

Anthropic API

Operating System

macOS

Terminal/Shell

Terminal.app (macOS)

Additional Information

<img width="445" height="53" alt="Image" src="https://github.com/user-attachments/assets/6bcc7f5a-9efa-4f2d-9f6b-19d484532185" />