[BUG] Claude Code Web version Failed to load scheduled tasks

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 click the scheduled tasks menu on the Claude Code Web version. Claude Code Web Failed to load scheduled tasks with the following error message:
予定済み
Claudeをスケジュール実行できます。プロンプトを自動的に実行する定期セッションを設定できます。
スケジュールされたタスクの読み込みに失敗しました。

Tested browsers: 1. Brave 1.88.138 (Official Build) (64-bit) Chromium: 146.0.7680.178

1. Chrome バージョン 146.0.7680.178（公式ビルド） （64 ビット）

OS: Windows 11 25H2

What Should Happen?

Scheduled tasks window shown after the scheduled tasks menu clicked on the Web version of the Claude Code

Error Messages/Logs

Steps to Reproduce

<img width="898" height="202" alt="Image" src="https://github.com/user-attachments/assets/116c27aa-911b-4c70-a4d7-4bfd1317b9ea" />

Claude Model

None

Is this a regression?

Yes, this worked in a previous version

Last Working Version

_No response_

Claude Code Version

Web version of the Claude Code

Platform

Other

Operating System

Other

Terminal/Shell

Other

Additional Information

_No response_