423 Locked
Situations in the vault where SharePoint, SPFx, Microsoft Graph or the Azure services around them answer with HTTP 423. Each one explains why it happens and how to fix it.
- An archived site returns 423 on every Graph read — keep the site collection ID to reactivate itgotchas / grapharchivalDetails is unreadable once archived; POST /sites/{host},{siteCollectionId}/unarchive still works