From 0e5f3f644e22eda305cc431527622b1e7a8422d3 Mon Sep 17 00:00:00 2001
From: Ramon Bartl <rb@ridingbytes.com>
Date: Tue, 20 Feb 2018 17:38:40 +0100
Subject: [PATCH 1/2] No default sort_on and sort_order values in template

---
 bika/lims/browser/templates/bika_listing_table.pt | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/bika/lims/browser/templates/bika_listing_table.pt b/bika/lims/browser/templates/bika_listing_table.pt
index 4f1ab1c49a..d210c79669 100644
--- a/bika/lims/browser/templates/bika_listing_table.pt
+++ b/bika/lims/browser/templates/bika_listing_table.pt
@@ -86,12 +86,12 @@
     <input type="hidden"
            tal:omit-tag="python:table_only"
            tal:attributes="name python:form_id+'_sort_on';
-                           value python:request.get(form_id+'_sort_on', 'id')"/>
+                           value python:request.get(form_id+'_sort_on', '')"/>
 
     <input type="hidden"
            tal:omit-tag="python:table_only"
            tal:attributes="name python:form_id+'_sort_order';
-                           value python:request.get(form_id+'_sort_order', 'ascending')"/>
+                           value python:request.get(form_id+'_sort_order', '')"/>
 
     <input type="hidden"
            name="ajax_categories"

From 3bcb6b959bd88d982e5ec3dbdc0f81b11a1f3e98 Mon Sep 17 00:00:00 2001
From: Ramon Bartl <rb@ridingbytes.com>
Date: Tue, 20 Feb 2018 17:41:49 +0100
Subject: [PATCH 2/2] Changelog updated

---
 CHANGES.rst | 1 +
 1 file changed, 1 insertion(+)

diff --git a/CHANGES.rst b/CHANGES.rst
index 03ed63f4cd..4fce6d5129 100644
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -26,6 +26,7 @@ Changelog
 
 **Fixed**
 
+- #670 Listings: Fix sort_on change on Show More click
 - #653 Points in QC Charts are not displayed in accordance with capture date
 - #662 Viewing Cancelled AR's fails
 - #550 Wrong Listings of Analyses called from Dashboard