diff --git a/PROMS/Volian.Print.Library/PromsPrinter.cs b/PROMS/Volian.Print.Library/PromsPrinter.cs
index 443c9f41..966052f1 100644
--- a/PROMS/Volian.Print.Library/PromsPrinter.cs
+++ b/PROMS/Volian.Print.Library/PromsPrinter.cs
@@ -1964,6 +1964,7 @@ namespace Volian.Print.Library
 		/// <param name="scaler">Multiplier</param>
 		private void NewSupInfoFixParts(vlnPrintObject po, float scaler)
 		{
+			if (po.IParagraph == null) return;  // B2017-132 check for NULL reference (happend printing Bryon SAMGS with sup info pages)
 			// Adjust the font size by the multiplier
 			foreach (Chunk chk in po.IParagraph.Chunks)
 				chk.Font.Size = scaler * chk.Font.Size;