const go.opentelemetry.io/otel/trace.errNilSpanID

2 uses

	go.opentelemetry.io/otel/trace (current package)
		trace.go#L26: 	errNilSpanID           errorConst = "span-id can't be all zero"
		trace.go#L177: 		return [8]byte{}, errNilSpanID