From 6a2c9c80a50a181f87fecd716e7b02614137d491 Mon Sep 17 00:00:00 2001
From: Daryl Graves <46203429+DarylGraves@users.noreply.github.com>
Date: Wed, 25 Aug 2021 17:45:00 +0100
Subject: [PATCH] Format-Wide: Fix NullReferenceException (#15990)

---
 .../FormatAndOutput/common/TableWriter.cs                       | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/System.Management.Automation/FormatAndOutput/common/TableWriter.cs b/src/System.Management.Automation/FormatAndOutput/common/TableWriter.cs
index 74d5f543e0..fb5ef0bf93 100644
--- a/src/System.Management.Automation/FormatAndOutput/common/TableWriter.cs
+++ b/src/System.Management.Automation/FormatAndOutput/common/TableWriter.cs
@@ -458,7 +458,7 @@ namespace Microsoft.PowerShell.Commands.Internal.Format
                 }
 
                 sb.Append(GenerateRowField(values[k], _si.columnInfo[k].width, alignment[k], dc, addPadding));
-                if (values[k].Contains(ESC))
+                if (values[k] is not null && values[k].Contains(ESC))
                 {
                     // Reset the console output if the content of this column contains ESC
                     sb.Append(PSStyle.Instance.Reset);