Error pages
Four full-page errors. Each names what went wrong in plain language, then offers a concrete next step.
404
Can't find that canvas
It might have been renamed, archived, or never existed. Check the canvas index, or start a new one.
500
Something broke on our end
We've logged it. Try again in a moment — if it persists, check the status page.
offline
You're offline
Recent edits are saved locally — they'll sync when the connection comes back.
maintenance
Quick tune-up in progress
We're rolling out faster sync. Should take about 5 minutes — your data is safe.