diff --git a/PartPreviewWindow/ViewGcodeBasic.cs b/PartPreviewWindow/ViewGcodeBasic.cs
index 350e8c9c5..dc1b1f15a 100644
--- a/PartPreviewWindow/ViewGcodeBasic.cs
+++ b/PartPreviewWindow/ViewGcodeBasic.cs
@@ -704,7 +704,6 @@ namespace MatterHackers.MatterControl.PartPreviewWindow
 
 			if (printItem != null)
 			{
-				printItem.SlicingOutputMessage -= sliceItem_SlicingOutputMessage;
 				if (startedSliceFromGenerateButton && printItem.CurrentlySlicing)
 				{
 					SlicingQueue.Instance.CancelCurrentSlicing();
@@ -713,17 +712,5 @@ namespace MatterHackers.MatterControl.PartPreviewWindow
 
 			base.OnClosed(e);
 		}
-
-		private void sliceItem_SlicingOutputMessage(object sender, EventArgs e)
-		{
-			if (e is StringEventArgs message && message.Data != null)
-			{
-				SetProcessingMessage(message.Data);
-			}
-			else
-			{
-				SetProcessingMessage("");
-			}
-		}
 	}
 }