diff --git a/system/database/drivers/ibase/ibase_driver.php b/system/database/drivers/ibase/ibase_driver.php
index aac6068..20c5d9c 100644
--- a/system/database/drivers/ibase/ibase_driver.php
+++ b/system/database/drivers/ibase/ibase_driver.php
@@ -264,13 +264,8 @@
 	 * @param	string	$table
 	 * @return	array
 	 */
-	public function field_data($table = '')
+	public function field_data($table)
 	{
-		if ($table === '')
-		{
-			return ($this->db_debug) ? $this->display_error('db_field_param_missing') : FALSE;
-		}
-
 		$sql = 'SELECT "rfields"."RDB$FIELD_NAME" AS "name",
 				CASE "fields"."RDB$FIELD_TYPE"
 					WHEN 7 THEN \'SMALLINT\'