diff --git a/system/language/english/form_validation_lang.php b/system/language/english/form_validation_lang.php
index d4de218..558949b 100644
--- a/system/language/english/form_validation_lang.php
+++ b/system/language/english/form_validation_lang.php
@@ -64,6 +64,7 @@
 $lang['form_validation_less_than_equal_to']	= 'The {field} field must contain a number less than or equal to {param}.';
 $lang['form_validation_greater_than']		= 'The {field} field must contain a number greater than {param}.';
 $lang['form_validation_greater_than_equal_to']	= 'The {field} field must contain a number greater than or equal to {param}.';
+$lang['form_validation_error_message_not_set']	= 'Unable to access an error message corresponding to your field name {field}.';
 
 /* End of file form_validation_lang.php */
 /* Location: ./system/language/english/form_validation_lang.php */
\ No newline at end of file
diff --git a/system/libraries/Form_validation.php b/system/libraries/Form_validation.php
index 82ac342..f731544 100644
--- a/system/libraries/Form_validation.php
+++ b/system/libraries/Form_validation.php
@@ -831,7 +831,7 @@
 						// DEPRECATED support for non-prefixed keys
 						&& FALSE === ($line = $this->CI->lang->line($rule, FALSE)))
 					{
-						$line = 'Unable to access an error message corresponding to your field name: '.$row['field'];
+						$line = $this->CI->lang->line('form_validation_error_message_not_set');
 					}
 				}
 				else