[BUG] M365 Connector not working ofid_2dcab06b920d5330

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?

Cannot connect to M365 claude connector, im using latest version of claude, ive granted admin permissions in entra for server + client

What Should Happen?

Connects to M365 connector

Error Messages/Logs

ofid_2dcab06b920d5330

Steps to Reproduce

Connect to M365 connector

Claude Model

None

Is this a regression?

I don't know

Last Working Version

_No response_

Claude Code Version

v2.1.80.

Platform

Anthropic API

Operating System

Windows

Terminal/Shell

VS Code integrated terminal

Additional Information

<img width="640" height="100" alt="Image" src="https://github.com/user-attachments/assets/6683ed11-2b76-4115-858e-7ed5b96f3f5c" />

Ive enabled connectors for our organisation, and granted admin perms for the claude server and client 365 in entra, so its not a permissions issue.