don't forget to add qstring to static paths

lib/urlmapper.php

@@ -147,7 +147,7 @@ class URLMapper
                     }
                 }
                 // success
-                return $tryPath;
+                $path = $tryPath;
             } else {
                 list($tryArgs, $format, $paramNames) = $candidate;
 
@@ -171,14 +171,17 @@ class URLMapper
                 }
 
                 $path = vsprintf($format, $toFormat);
+            }
 
             if (!empty($qstring)) { 
-                    $path .= '?' . http_build_query($qstring);
+                $formatted = http_build_query($qstring);
+                $path .= '?' . $formatted;
             }
 
             return $path;
         }
-        }
+
+        // failure; some reporting twiddles
 
         unset($args['action']);