suggestions from PR#2292

Author: Alex-Jordan

lib/WeBWorK/Authen.pm

@@ -152,15 +152,17 @@ sub verify {
 	debug('BEGIN VERIFY');
 
 	return $self->call_next_authen_method if !$self->request_has_data_for_this_verification_module;
-	my $authen_ref = ref($c->authen);
-	if ($c->ce->{courseName} eq 'admin' && !(grep(/^$authen_ref$/, @{ $c->ce->{authen}{admin_module} }))) {
+	my $authen_ref = ref($self);
+	if ($c->ce->{courseName} eq $c->ce->{admin_course_id}
+		&& !(grep {/^$authen_ref$/} @{ $c->ce->{authen}{admin_module} }))
+	{
 		$self->write_log_entry("Cannot authenticate into admin course using $authen_ref.");
 		$c->stash(
 			authen_error => $c->maketext(
 				'There was an error during the login process.  Please speak to your instructor or system administrator.'
 			)
 		);
-		return ($self->call_next_authen_method());
+		return $self->call_next_authen_method();
 	}
 
 	$self->{was_verified} = $self->do_verify;