diff --git a/VectoCore/VectoCore/OutputData/XML/XMLDeclarationReport.cs b/VectoCore/VectoCore/OutputData/XML/XMLDeclarationReport.cs
index d0fd0c53a682a9a243e005342f693c47419937b8..ed6af0412015bae50442c23a3c8fb3801b84c359 100644
--- a/VectoCore/VectoCore/OutputData/XML/XMLDeclarationReport.cs
+++ b/VectoCore/VectoCore/OutputData/XML/XMLDeclarationReport.cs
@@ -248,7 +248,7 @@ namespace TUGraz.VectoCore.OutputData.XML
 			InstantiateReports(modelData);
 
 			ManufacturerRpt.Initialize(modelData, fuelModes);
-			CustomerRpt.Initialize(modelData, fuelModes);
+			CustomerRpt?.Initialize(modelData, fuelModes);
 		}
 
 		public WeightingGroup WeightingGroup { get; protected set; }