Amplitude Chart Not Loading or Slow
Quick answer
Slow or empty charts usually come from huge date ranges, heavy group-bys, filters on hidden events or limits on the plan. Narrow the query and check filters.
Most likely fix: Simplify the query
How to fix it
Try these in order — the most common fix is first.
1. Simplify the query
- Shorten the date range
- Remove group-bys on high-cardinality properties
Did this fix it?2. Check data availability
- Confirm the event appears in the event stream
- Check the plan data access window
Did this fix it?
Symptoms
Charts spin, return no data or take a long time.
Why it happens
- Wide date range with many group-bys
- Event hidden or dropped
- Large unique-property cardinality
- Plan data access window (1 year Free, 2 years Plus)
This guide also covers
- amplitude chart not loading
- amplitude slow charts
- amplitude dashboard slow
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