Deprecation: #86178 - Class ElementBrowserFramesetController ¶
See Issue #86178
and the route
have been marked as deprecated and should not be used any longer.
If calling that controller class a PHP
error is triggered.
Affected Installations ¶
The route target is unused in core for a while already. Extensions are only affected
if they call the Backend route target
that renders the element browser
in a frameset.
Use the modal based element browser with the route