From d058b3ed4e9b954e9b264d79e6257a44b31b2d07 Mon Sep 17 00:00:00 2001
From: Sergey Chebotar <s.chebotar@gmail.com>
Date: Wed, 24 May 2023 10:48:52 +0300
Subject: [PATCH] Fix null reference exception

---
 RhSolutions.AddIn/Services/GuessReader.cs | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/RhSolutions.AddIn/Services/GuessReader.cs b/RhSolutions.AddIn/Services/GuessReader.cs
index 2f6c3c6..93609d0 100644
--- a/RhSolutions.AddIn/Services/GuessReader.cs
+++ b/RhSolutions.AddIn/Services/GuessReader.cs
@@ -161,6 +161,10 @@ public class GuessReader : IReader
 
             var productCells = productColumn.Value2;
             object currentProductCell = productColumn.Rows.Count == 1 ? productCells : productCells[row, 1];
+            if (currentProductCell == null)
+            {
+                continue;
+            }
 
             if (ProductSku.TryParse(currentProductCell.ToString(), out IEnumerable<ProductSku> skus))
             {