diff --git a/src/RegexColumnizer/RegexColumnizer.cs b/src/RegexColumnizer/RegexColumnizer.cs
index bb559374..7b9da70f 100644
--- a/src/RegexColumnizer/RegexColumnizer.cs
+++ b/src/RegexColumnizer/RegexColumnizer.cs
@@ -33,12 +33,24 @@ public IColumnizedLogLine SplitLine(ILogLineColumnizerCallback callback, ILogLin
 			if (Regex != null)
 			{
 				var m = Regex.Match(line.FullLine);
-				for (int i = m.Groups.Count - 1; i > 0; i--)
+				
+				if (m.Success)
 				{
-					logLine.ColumnValues[i-1] = new Column
+					for (int i = m.Groups.Count - 1; i > 0; i--)
+					{
+						logLine.ColumnValues[i-1] = new Column
+						{
+							Parent = logLine,
+							FullValue = m.Groups[i].Value
+						};
+					}
+				}
+				else
+				{
+					logLine.ColumnValues[columns.Length - 1] = new Column
 					{
 						Parent = logLine,
-						FullValue = m.Groups[i].Value
+						FullValue = line.FullLine
 					};
 				}
 			}
@@ -148,4 +160,4 @@ public class Regex6Columnizer : Regex1Columnizer { }
 	public class Regex7Columnizer : Regex1Columnizer { }
 	public class Regex8Columnizer : Regex1Columnizer { }
 	public class Regex9Columnizer : Regex1Columnizer { }
-}
\ No newline at end of file
+}