After editing a parameter, the C API returns the result from before the edit with FC_OK. A misspelled Python source name runs the deck's own waveform with no error, a bad CLI --param is only a warning, --quiet hides it, and the unmodified circuit runs with exit 0.

Recurring agent failure issue in fairchild (hughmor)

fairchild (hughmor)ECADAgent failureMedium confidence

What engineers report

A recurring agent failure problem in fairchild (hughmor) that mostly hits the electrical engineer.

Failure pattern: agent / failure

Analyst note

From the Grok pain-radar digests, Nov 8-9 2026 (Nov 8 8:41 AM ET through Nov 9 6:41 AM ET digests plus the Haitch editions). Verified live 2026-11-09: issue/PR read; title and state confirmed.

What it costs a team

Modeled annual cost

$30,000

For a team of 5

Prototype delay

3 days

Modeled schedule slip per occurrence

Time lost

240 min

Per engineer per month, about 1 incidents

How the cost is modeled

240 min/month × 5 engineers × 12 months = 240 hours × $125/hour = $30,000

A modeled estimate with medium confidence. Swap in your own team size and loaded rate to size it for your team.

Engineering tools that address it

No engineering tool profile lists this error yet. Browse tools that connect to fairchild (hughmor).

Evidence

  1. 1hughmor/fairchild Issue #171: C, Python and CLI front ends keep stale results and drop unmatched overrides with a success codegithub.com

Sourced from public community reports. Costs and delays are modeled estimates, not measurements. Know a better source or a fix? Tell us at hello@productflo.io.