---
url: >-
  https://adk.nht.io/api/@nhtio/adk/batteries/dev-tools/variables/E_DEV_STEP_FAILED.md
description: A development step failed during execution or validation.
---

# Variable: E\_DEV\_STEP\_FAILED

```ts
const E_DEV_STEP_FAILED: CreatedException<[string, string]>;
```

Defined in: [src/batteries/dev\_tools/exceptions.ts:36](https://github.com/NHTIO/ADK/blob/master/src/src/batteries/dev_tools/exceptions.ts#L36)

A development step failed during execution or validation.