diff --git a/targets/php/php.inc.php b/targets/php/php.inc.php
index 2cb1d4c..b74bde6 100644
--- a/targets/php/php.inc.php
+++ b/targets/php/php.inc.php
@@ -92,7 +92,7 @@ class mtgPHPCodegen extends mtgCodegen
     $repl['%code%'] = $packet->getNumericCode();
     $repl['%class%'] = $packet->getName();
     $repl['%class_id%'] = $packet->getClassId();
-    $repl['%parent_class%'] = 'extends gmeStrictPropsObject';
+    $repl['%parent_class%'] = 'extends mtgStrictPropsObject';
 
     $tpl = $templater->tpl_packet();
 
@@ -108,7 +108,7 @@ class mtgPHPCodegen extends mtgCodegen
     $repl = array();
     $repl['%class%'] = $struct->getName();
     $repl['%class_id%'] = $struct->getClassId();
-    $repl['%parent_class%'] = $struct->getParent() ? "extends " . $struct->getParent() : "extends gmeStrictPropsObject";
+    $repl['%parent_class%'] = $struct->getParent() ? "extends " . $struct->getParent() : "extends mtgStrictPropsObject";
 
     $tpl = $templater->tpl_struct();
 
@@ -446,6 +446,36 @@ class mtgPHPCodegen extends mtgCodegen
   }
 }
 
+class mtgStrictPropsObject
+{
+  function getTextPropsList()
+  {
+    return implode(", ", mtg_get_public_props_names($this));
+  }
+
+  function __get($name)
+  {
+    throw new Exception("No such property '$name' in class " . get_class($this) . " to get, available properties: " . 
+                        $this->getTextPropsList());
+  }
+
+  function __set($name, $value)
+  {
+    throw new Exception("No such property '$name' in class " . get_class($this) . " to set, available properties: " . 
+                        $this->getTextPropsList());
+  }
+}
+
+function mtg_get_public_props_names($obj)
+{
+  static $cache = array();
+  $klass = is_string($obj) ? $obj : get_class($obj);
+  if(!isset($cache[$klass]))
+    $cache[$klass] = array_keys(get_class_vars($klass));
+  return $cache[$klass];
+}
+
+
 ////////////////////////////////////////////////////////////////////////
 
 function mtg_php_array_extract_val(&$arr, $assoc, $name, $default = null)