Data Availability

Availability is broker-specific

Historical data coverage varies by broker, instrument, segment, timeframe, and account permission.

Check	Why it matters
Date range	Limits historical test period.
Missing candles	Can distort metrics.
Segment support	Equity, futures, options, and MCX may differ.
Instrument master	Mapping errors can invalidate tests.

Review before testing

Do not treat incomplete data as complete. Missing or mismatched data should be resolved or documented.