--- modules/field/field.module	2010-03-12 14:51:40.000000000 -0500
+++ modules/field/field.module.new	2010-03-23 10:10:52.000000000 -0400
@@ -5,6 +5,17 @@
  * Attach custom data fields to Drupal entities.
  */
 
+/**
+ * Base class for all exceptions thrown by Field API functions.
+ *
+ * This class has no functionality of its own other than allowing all
+ * Field API exceptions to be caught by a single catch block.
+ *
+ * According to http://php.net/manual/en/keyword.extends.php
+ * parent classes should be defined before their child classes.
+ */
+class FieldException extends Exception {}
+
 /*
  * Load all public Field API functions. Drupal currently has no
  * mechanism for auto-loading core APIs, so we have to load them on
@@ -116,14 +127,6 @@ define('FIELD_QUERY_COMPLETE', 'FIELD_QU
  */
 
 /**
- * Base class for all exceptions thrown by Field API functions.
- *
- * This class has no functionality of its own other than allowing all
- * Field API exceptions to be caught by a single catch block.
- */
-class FieldException extends Exception {}
-
-/**
  * Exception class thrown by hook_field_update_forbid().
  */
 class FieldUpdateForbiddenException extends FieldException {}