[BUG] anthropic一直报错 macos macos系统中的vscode软件中的claude code插件，版本 2.1.154 anthropic.claude-code

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?

macos系统中的vscode软件中的claude code插件，版本 2.1.154，更新最新版的claude code插件后，无论输入什么，都是持续报错，回复“API Error: 400 Failed to deserialize the JSON body into the target type: messages[3].role: unknown variant system, expected user or assistant at line 1 column 80437”
请尽快修复

What Should Happen?

macos系统中的vscode软件中的claude code插件，版本 2.1.154，更新最新版的claude code插件后，无论输入什么，都是持续报错，回复“API Error: 400 Failed to deserialize the JSON body into the target type: messages[3].role: unknown variant system, expected user or assistant at line 1 column 80437”
请尽快修复

Error Messages/Logs

Steps to Reproduce

macos系统中的vscode软件中的claude code插件，版本 2.1.154，更新最新版的claude code插件后，无论输入什么，都是持续报错，回复“API Error: 400 Failed to deserialize the JSON body into the target type: messages[3].role: unknown variant system, expected user or assistant at line 1 column 80437”
请尽快修复

Claude Model

None

Is this a regression?

Yes, this worked in a previous version

Last Working Version

_No response_

Claude Code Version

anthropic.claude-code

Platform

Anthropic API

Operating System

macOS

Terminal/Shell

Terminal.app (macOS)

Additional Information

_No response_