Presents an error alert to the user as an application-modal dialog.
- macOS 10.4+
An object containing information about an error.
The alert displays information found in the
error; this information can include error description, recovery suggestion, failure reason, and button titles (all localized). The method returns
true if error recovery succeeded and
false otherwise. For error recovery to be attempted, an recovery-attempter object (that is, an object conforming to the
NSError informal protocol) must be associated with
The default implementation of this method sends
self. By doing this,
NSResponder gives subclasses an opportunity to customize error presentation. It then forwards the message, passing any customized error object, to the next responder; if there is no next responder, it passes the error object to
NSApp, which displays a document-modal error alert. When the user dismisses the alert, any recovery attempter associated with the error object is given a chance to recover from the error. See the class description for the precise route up the responder chain (plus document and controller objects) this message might travel.
It is not recommended that you attempt to override this method. If you wish to customize the error presentation, override