A gap is expected candles absent against the exchange session calendar — weekends and holidays are not gaps. Severity comes from the thresholds; ERROR gaps block backtests for the instrument until resolved or explicitly overridden per run. Refreshes every 15s while this tab is visible, and pauses when it is not.
This page lists missing stretches of market data — expected candles the pipeline does not have. Select rows and heal to launch a scoped backfill plus the aggregate refresh that makes them customer-visible.
| Select | Symbol | Missing | Class / Severity | Status | Actions | |||
|---|---|---|---|---|---|---|---|---|
No unresolved gaps The gap counts have not come back yet, so nothing here has been judged. | ||||||||
Nothing selectable on this page — only OPEN MISSING gaps can be healed from here.
Select the OPEN MISSING gaps to heal first.A heal queues a scoped backfill and a dependent aggregate refresh. The gap stays visible to customers until step 2 completes. Maximum 500 windows per batch.