invalidRequest: Invalid request
What causes it and how to fix it:
- Microsoft To Do rejects $select on lists and tasks — 400 invalidRequest (RequestBroker--ParseUri)Since Oct 2026 /me/todo/lists and /tasks return 400 for any $select except id; drop $select, keep $top/$filter, and measure 400s call by call before trusting a docs-based theoryCause and fix →