# Process Instance Comments component Displays comments associated with a particular process instance and allows the user to add new comments. ## Basic Usage ```html ``` ### Properties | Name | Type | Default value | Description | | ---- | ---- | ------------- | ----------- | | processInstanceId | `string` | | (**required**) The numeric ID of the process instance to display comments for. | | readOnly | `boolean` | `true` | Should the comments be read-only? | ### Events | Name | Type | Description | | ---- | ---- | ----------- | | error | `EventEmitter` | Emitted when an error occurs. |