DYN-8615 OpenXML Excel Exception (#16185)

RobertGlobant20 · web-flow · commit f3cad634e6b6 · 2025-05-05T17:26:53.000-04:00
diff --git a/src/Libraries/DSOfficeUtilities/OpenXmlHelper.cs b/src/Libraries/DSOfficeUtilities/OpenXmlHelper.cs
@@ -256,6 +256,10 @@ private static int GetLargestColumnIndex(SheetData sheetData)
             foreach (var row in sheetData.Elements<Row>())
             {
                 var lastCell = row.LastChild as Cell;
+
+                //When we have an empty row sometimes the Row.LastChild is null, so this validation will avoid the "Object reference not set to an instance of an object" error.
+                if (lastCell == null) continue;
+
                 var current = GetColumnIndex(lastCell.CellReference);
                 if (current > result)
                 {

Original file line number	Diff line number	Diff line change
`@@ -256,6 +256,10 @@ private static int GetLargestColumnIndex(SheetData sheetData)`
`256`	`256`	`foreach (var row in sheetData.Elements<Row>())`
`257`	`257`	`{`
`258`	`258`	`var lastCell = row.LastChild as Cell;`
	`259`	`+`
	`260`	`+ //When we have an empty row sometimes the Row.LastChild is null, so this validation will avoid the "Object reference not set to an instance of an object" error.`
	`261`	`+ if (lastCell == null) continue;`
	`262`	`+`
`259`	`263`	`var current = GetColumnIndex(lastCell.CellReference);`
`260`	`264`	`if (current > result)`
`261`	`265`	`{`