+/**
+ * Flush static caches in functions that might have stored available custom fields
+ */
+function _civicrm_api3_custom_field_flush_static_caches(){
+ civicrm_api('custom_field', 'getfields', array('version' => 3, 'cache_clear' => 1));
+ CRM_Core_BAO_UFField::getAvailableFieldsFlat(TRUE);
+}