diff --git a/org.adempiere.base/src/org/compiere/model/GridTable.java b/org.adempiere.base/src/org/compiere/model/GridTable.java
index b8aa726b67..8d29a88dfd 100644
--- a/org.adempiere.base/src/org/compiere/model/GridTable.java
+++ b/org.adempiere.base/src/org/compiere/model/GridTable.java
@@ -2740,6 +2740,9 @@ public class GridTable extends AbstractTableModel
 			return null;
 
 		Object[] rowData = getDataAtRow(row);
+		if (rowData == null)
+			return null;
+
 		String where = getWhereClause(rowData);
 
 		return where;