## createProcessingIssue() function [​](/content/docs/sdk/core.createprocessingissue#createprocessingissue-function/index.html)

**Signature:**

```typescript
export declare function createProcessingIssue(expression: string, message: string, err: Error, data?: Record<string, any>): OperationOutcomeIssue;
```

## Parameters [​](/content/docs/sdk/core.createprocessingissue#parameters/index.html)

| Parameter | Type | Description |
| --- | --- | --- |
| expression | string |  |
| message | string |  |
| err | Error |  |
| data | Record<string, any> | _(Optional)_ |

**Returns:**

OperationOutcomeIssue

- [createProcessingIssue() function](/content/docs/sdk/core.createprocessingissue#createprocessingissue-function/index.html)
- [Parameters](/content/docs/sdk/core.createprocessingissue#parameters/index.html)