> For clean Markdown of any page, append .md to the page URL.
> For a complete documentation index, see https://docs.nvidia.com/nemo/guardrails/llms.txt.
> For full documentation content, see https://docs.nvidia.com/nemo/guardrails/llms-full.txt.
> For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://docs.nvidia.com/nemo/guardrails/_mcp/server.

# nemoguardrails.colang.v2_x.runtime.errors

Colang error types.

## Module Contents

### Classes

| Name                                                                                  | Description                                                            |
| ------------------------------------------------------------------------------------- | ---------------------------------------------------------------------- |
| [`ColangParsingError`](#nemoguardrails-colang-v2_x-runtime-errors-ColangParsingError) | Raised when there is invalid Colang syntax detected.                   |
| [`ColangRuntimeError`](#nemoguardrails-colang-v2_x-runtime-errors-ColangRuntimeError) | Raised when there is a Colang related runtime exception.               |
| [`ColangSyntaxError`](#nemoguardrails-colang-v2_x-runtime-errors-ColangSyntaxError)   | Raised when there is invalid Colang syntax detected.                   |
| [`ColangValueError`](#nemoguardrails-colang-v2_x-runtime-errors-ColangValueError)     | Raised when there is an invalid value detected in a Colang expression. |
| [`LlmResponseError`](#nemoguardrails-colang-v2_x-runtime-errors-LlmResponseError)     | Raised when there is an issue with the lmm response.                   |

### API

```python
class nemoguardrails.colang.v2_x.runtime.errors.ColangParsingError()
```

Exception

**Bases:** `Exception`

Raised when there is invalid Colang syntax detected.

```python
class nemoguardrails.colang.v2_x.runtime.errors.ColangRuntimeError()
```

Exception

**Bases:** `Exception`

Raised when there is a Colang related runtime exception.

```python
class nemoguardrails.colang.v2_x.runtime.errors.ColangSyntaxError()
```

Exception

**Bases:** `Exception`

Raised when there is invalid Colang syntax detected.

```python
class nemoguardrails.colang.v2_x.runtime.errors.ColangValueError()
```

Exception

**Bases:** `Exception`

Raised when there is an invalid value detected in a Colang expression.

```python
class nemoguardrails.colang.v2_x.runtime.errors.LlmResponseError()
```

Exception

**Bases:** `Exception`

Raised when there is an issue with the lmm response.