Exception

Classes
class	BadTitleError
	Show an error page on a badtitle. More...
class	ErrorPageError
	An error page which can definitely be safely rendered using the OutputPage. More...
class	FatalError
	Exception class which takes an HTML error message, and does not produce a backtrace. More...
class	HttpError
	Show an error that looks like an HTTP server error. More...
class	MWException
	MediaWiki exception. More...
class	MWExceptionHandler
	Handler class for MWExceptions. More...
class	PasswordError
	Thrown by User::setPassword() on error. More...
class	PermissionsError
	Show an error when a user tries to do something they do not have the necessary permissions for. More...
class	ReadOnlyError
	Show an error when the wiki is locked/read-only and the user tries to do something that requires write access. More...
class	ThrottledError
	Show an error when the user hits a rate limit. More...
class	UserBlockedError
	Show an error when the user tries to do something whilst blocked. More...
class	UserNotLoggedIn
	Shows a generic "user is not logged in" error page. More...
class	WikiError
	Since PHP4 doesn't have exceptions, here's some error objects loosely modeled on the standard PEAR_Error model... More...
class	WikiErrorMsg
	Localized error message object. More...
class	WikiXmlError
	Error class designed to handle errors involved with XML parsing. More...