From c5e3e1a1d98fb715cd52e4e943ba39b5e3d58765 Mon Sep 17 00:00:00 2001
From: Joe Hunt <joe.hunt.consulting@gmail.com>
Date: Tue, 26 Nov 2019 07:45:50 +0100
Subject: [PATCH] Bug 4988: Auto Increase of Document References cant be
 disabled. Fixed.

---
 sales/includes/cart_class.inc | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/sales/includes/cart_class.inc b/sales/includes/cart_class.inc
index b387ef48..e19ea316 100644
--- a/sales/includes/cart_class.inc
+++ b/sales/includes/cart_class.inc
@@ -293,11 +293,11 @@ class Cart
 		{
 			if (!empty($SysPrefs->prefs['ref_no_auto_increase']))
 				$this->reference = $Refs->get_next($this->trans_type, null, array('date' => Today()));
-			if (!is_new_reference($this->reference, $this->trans_type))	
+			else	
 			{
 				commit_transaction();
 				return -1;
-			}	
+			}
 		}
 		if (count($this->src_docs) == 0 && ($this->trans_type == ST_SALESINVOICE || $this->trans_type == ST_CUSTDELIVERY) && !$this->is_prepaid()) {
 			// this is direct document - first add parent
-- 
2.30.2