# ProcessError
<span class="source-link">[[Source]](src/process/process_monitor.md#L101)</span>
```pony
type ProcessError is
  (ExecveError val | ForkError val | KillError val | PipeError val | Unsupported val | WaitpidError val | WriteError val | CapError val)
```

#### Type Alias For

* ([ExecveError](process-ExecveError.md) val | [ForkError](process-ForkError.md) val | [KillError](process-KillError.md) val | [PipeError](process-PipeError.md) val | [Unsupported](process-Unsupported.md) val | [WaitpidError](process-WaitpidError.md) val | [WriteError](process-WriteError.md) val | [CapError](process-CapError.md) val)

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