From e06a398057f30a29ae96aabb6ec67e955dedfb27 Mon Sep 17 00:00:00 2001
From: Tim Angus <tim@ngus.net>
Date: Thu, 11 Jul 2024 12:02:51 +0100
Subject: [PATCH] Ignore empty values for the purposes of
 TabularData::rowHasDuplicates

---
 source/shared/loading/tabulardata.cpp | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/source/shared/loading/tabulardata.cpp b/source/shared/loading/tabulardata.cpp
index 7df94f635..a2c09c693 100644
--- a/source/shared/loading/tabulardata.cpp
+++ b/source/shared/loading/tabulardata.cpp
@@ -295,7 +295,12 @@ bool TabularData::rowHasDuplicates(size_t rowIndex, size_t columnIndex) const
 
     for(; columnIndex < numColumns(); columnIndex++)
     {
-        auto [it, inserted] = values.insert(valueAt(columnIndex, rowIndex));
+        auto value = valueAt(columnIndex, rowIndex);
+
+        if(value.isEmpty())
+            continue;
+
+        auto [it, inserted] = values.insert(value);
 
         if(!inserted)
             return true;