# RuntimeDataValidationError

**Package:** `flyte.errors`

This error is raised when the user tries to access a resource that does not exist or is invalid.

## Parameters

```python
class RuntimeDataValidationError(
    var: str,
    e: Exception | str,
    task_name: str,
)
```
| Parameter | Type | Description |
|-|-|-|
| `var` | `str` | |
| `e` | `Exception \| str` | |
| `task_name` | `str` | |

---
**Source**: https://github.com/unionai/unionai-docs/blob/main/content/api-reference/flyte-sdk/packages/flyte.errors/runtimedatavalidationerror.md
**HTML**: https://www.union.ai/docs/v2/union/api-reference/flyte-sdk/packages/flyte.errors/runtimedatavalidationerror/