different-ai/openwork · error · ObservabilityConfigError

is only supported for traceidratio samplers

Error message

is only supported for traceidratio samplers

What it means

Error "is only supported for traceidratio samplers" thrown in different-ai/openwork.

Source

Thrown at ee/packages/utils/src/observability.ts:262

      )
  }
}

function isRatioSampler(sampler: OTelSampler): boolean {
  return sampler === "traceidratio" || sampler === "parentbased_traceidratio"
}

function parseOtelSampler(env: ObservabilityEnv): OTelSamplerConfig {
  const name = parseOtelSamplerName(env)
  const rawArgument = envValue(env, "OTEL_TRACES_SAMPLER_ARG")

  if (isRatioSampler(name)) {
    const ratio = rawArgument === undefined ? 1 : parseUnitInterval(rawArgument, "OTEL_TRACES_SAMPLER_ARG")
    return { name, ratio, argument: String(ratio) }
  }

  if (rawArgument !== undefined) {
    throw new ObservabilityConfigError(
      "is only supported for traceidratio samplers",
      "OTEL_TRACES_SAMPLER_ARG",
    )
  }

  if (name === "always_off" || name === "parentbased_always_off") {
    return { name, ratio: 0 }
  }

  return { name, ratio: 1 }
}

function otelSignalPath(signal: OTelSignal): string {
  switch (signal) {
    case "traces":
      return "/v1/traces"
    case "metrics":
      return "/v1/metrics"

View on GitHub (pinned to 2b7df46e8a)

When it happens

Trigger: Thrown at ee/packages/utils/src/observability.ts:262 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of different-ai/openwork@2b7df46e8a (2026-09-01). Data as JSON: /api/errors/6359dc377181f7ce. Report an issue: GitHub.