Invoked when a plug-in fails to load.
- macOS 10.2–10.14Deprecated
The web view that sent this message.
The error that occurred during the process of loading that resource.
errormay contain additional information about the failure. If the
userdictionary is not
nil, it may contain some or all of these key-value pairs. The value of the
NSErrorkey is a URL string of the
SRCattribute. The value of the
Webkey is a string containing the plug-in's name. The value for the
Kit Error Plug In Name Key
Webkey is a URL string of the
Kit Error Plug In Page URLString Key
PLUGINSPAGEattribute. The value of the
Webkey is a string of the
Kit Error MIMEType Key
The data source for this web view.
This method might be invoked if a plug-in is not found, fails to load, or is not available for some reason. Delegates might implement this method to display or log a detailed error message. If you do not implement this method, no action is taken.