fixed output before redirecting

view.php

@@ -45,10 +45,6 @@ $courseid = optional_param('courseid', null, PARAM_INT);
 $PAGE->set_title(get_string('viewheading', 'tool_cleanupcourses'));
 $PAGE->set_heading(get_string('viewheading', 'tool_cleanupcourses'));
 
-$renderer = $PAGE->get_renderer('tool_cleanupcourses');
-
-echo $renderer->header();
-
 $controller = new \tool_cleanupcourses\view_controller();
 
 if ($action !== null && $processid !== null && $stepid !== null) {
@@ -61,6 +57,10 @@ if ($action !== null && $processid !== null && $stepid !== null) {
     exit;
 }
 
+$renderer = $PAGE->get_renderer('tool_cleanupcourses');
+
+echo $renderer->header();
+
 $controller->handle_view($renderer);
 
 echo $renderer->footer();