navigation_title: "Fail" mapped_pages:
Raises an exception. This is useful for when you expect a pipeline to fail and want to relay a specific message to the requester.
$$$fail-options$$$
| Name | Required | Default | Description | 
|---|---|---|---|
| message | yes | - | The error message thrown by the processor. Supports template snippets. | 
| description | no | - | Description of the processor. Useful for describing the purpose of the processor or its configuration. | 
| if | no | - | Conditionally execute the processor. See Conditionally run a processor. | 
| ignore_failure | no | false | Ignore failures for the processor. See Handling pipeline failures. | 
| on_failure | no | - | Handle failures for the processor. See Handling pipeline failures. | 
| tag | no | - | Identifier for the processor. Useful for debugging and metrics. | 
{
  "fail": {
    "if" : "ctx.tags.contains('production') != true",
    "message": "The production tag is not present, found tags: {{{tags}}}"
  }
}