From 92d95015beb4bd39df679a079bfbbe31a949cf60 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jordi=20Puiggen=C3=A9?= <jpuiggene@naralabs.com>
Date: Tue, 5 Sep 2017 18:41:13 +0200
Subject: [PATCH] ZeroDivisionError: integer division or modulo by zero when
 calculating progress

---
 bika/lims/browser/analysisrequest/analysisrequests.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/bika/lims/browser/analysisrequest/analysisrequests.py b/bika/lims/browser/analysisrequest/analysisrequests.py
index 9262b71e2a..c6e60904cb 100644
--- a/bika/lims/browser/analysisrequest/analysisrequests.py
+++ b/bika/lims/browser/analysisrequest/analysisrequests.py
@@ -855,7 +855,9 @@ def folderitem(self, obj, item, index):
                 num_submitted = num_total - num_verified - num_wo_results
         num_steps_total = num_total * 2
         num_steps = (num_verified * 2) + (num_submitted)
-        progress_perc = (num_steps * 100) / num_steps_total
+        progress_perc = 0
+        if num_steps > 0 and num_steps_total > 0:
+            progress_perc = (num_steps * 100) / num_steps_total
         progress = '<div class="progress-bar-container">' + \
                    '<div class="progress-bar" style="width:{0}%"></div>' + \
                    '<div class="progress-perc">{0}%</div></div>'