First identify whether the missing item was a browser save, a portable file or an account save.
Find it
Library; account sign-in/recovery controls
The local library lists named saves and offers search, import and export tools.Click to enlarge ↗
Try it step by step
Check the same browser profile and server address where you saved the graph.
Search or refresh the local library and server library separately.
If you have JSON, import that backup.
For damaged browser data, download the recovery text before choosing to clear the damaged copy.
Options explained
Unreadable storage
The recovery panel preserves the original stored text and offers Download recovery data.
Clear damaged copy
This permanently removes the damaged stored text after confirmation. Keep a download first.
Password recovery
Use a saved one-time code or verified email when available. Recovery is not possible merely from a forgotten username/password pair.
Offline edits / sync conflicts
Keep a separate JSON or server copy while resolving a conflict.
Server restore
Administrator database restore preserves account/graph records but revokes restored sessions, recovery/email codes, share links and edit links. Sign in again and recreate links as needed.