Catchable fatal error: Argument 5 passed to Piwik\Plugins\SiteMigration\Commands\MigrateSite::ensureOptionsIsProvided() must be an instance of Piwik\Plugins\SiteMigration\Commands\callable, instance of Closure given, called in /usr/home/mysite/public_html/piwik/plugins/SiteMigration/Commands/MigrateSite.php on line 156 and defined in /usr/home/mysite/public_html/piwik/plugins/SiteMigration/Commands/MigrateSite.php on line 189
Reported by a forum user.
(PHP 5.3)