Undefined variable, doh.

Auth.pm

@@ -217,7 +217,7 @@ sub valid_user {
     # that, if an auth method is removed for some reason, the system will try other auth
     # methods instead.
     if(!$valid && (!$authmethod || !$methodimpl || $self -> {"settings"} -> {"Auth:enable_fallback"})) {
-        foreach $trymethod (@{$methods}) {
+        foreach my $trymethod (@{$methods}) {
             my $methodimpl = $self -> {"methods"} -> load_method($trymethod)
                 or die_log($self -> {"cgi"} -> remote_host(), "Auth implementation load failed: ".$self -> {"methods"} -> {"errstr"});