Set a default for groups in addGroupsToGroupSave. Fixes bug #11203

docs/changelog/7.x.x.txt

@@ -1,6 +1,7 @@
 7.8.5
  - The captcha form control had it's built in styles removed in favor of two classes: "wg-captchaForm" and "wg-captchaImage"
  - fixed #11134: Tree Navigation menu colapses sub items of current page
+ - fixed #11203: Manage groups in group: everyone added on save
 
 7.8.4
  - Fixed a compatibility problem between WRE and new Spectre code.

lib/WebGUI/Operation/Group.pm

@@ -292,7 +292,7 @@ sub www_addGroupsToGroupSave {
 	my $session = shift;
 	return $session->privilege->adminOnly() unless (canEditGroup($session,$session->form->process("gid")) && $session->form->validToken);
 	my $group = WebGUI::Group->new($session,$session->form->process("gid"));
-	my @groups = $session->form->group('groups');
+	my @groups = $session->form->process('groups', 'group', []);
 	$group->addGroups(\@groups);
 	return www_manageGroupsInGroup($session);
 }