---
title: "WhyInput"
description: "a unit that is not ready, or a count that is not measured"
section: concepts
address: /concepts/whyinput
contract: 0476e35e6e275db5
---

# WhyInput

a unit that is not ready, or a count that is not measured

[figure: WhyInput is a value at none scope. The drawing shows its fields and the objects that they point at.]

| property | value |
|---|---|
| kind | value |
| scope | none |
| key | none |
| store | none |
| family | harness |



## Fields


| field | type | required | note |
|---|---|---|---|
| `unit` | [UnitRef](/concepts/unitref) | yes |  |



## Routes that use it
- [`/v1/read/why`](/reference/read/why) takes it as input