diff --git a/MatterControlLib/Library/ContentProviders/MeshContentProvider.cs b/MatterControlLib/Library/ContentProviders/MeshContentProvider.cs
index 802323059..28d8f8bf2 100644
--- a/MatterControlLib/Library/ContentProviders/MeshContentProvider.cs
+++ b/MatterControlLib/Library/ContentProviders/MeshContentProvider.cs
@@ -171,7 +171,7 @@ namespace MatterHackers.MatterControl
 				RenderOrthographic ? RenderType.ORTHOGROPHIC : RenderType.RAY_TRACE,
 				width,
 				height,
-				allowMultiThreading: !ApplicationController.Instance.ActivePrinter.Connection.PrinterIsPrinting);
+				allowMultiThreading: !ApplicationController.Instance.AnyPrintTaskRunning);
 		}
 
 		public ImageBuffer DefaultImage { get; } = AggContext.StaticData.LoadIcon("mesh.png");
diff --git a/MatterControlLib/Library/Widgets/HardwarePage/PrinterDetails.cs b/MatterControlLib/Library/Widgets/HardwarePage/PrinterDetails.cs
index d5838ae0b..92bff15f2 100644
--- a/MatterControlLib/Library/Widgets/HardwarePage/PrinterDetails.cs
+++ b/MatterControlLib/Library/Widgets/HardwarePage/PrinterDetails.cs
@@ -260,8 +260,7 @@ namespace MatterHackers.MatterControl.Library.Widgets.HardwarePage
 			else
 			{
 				// TODO: when this opens a new tab we will not need to check any printer
-				if (activePrinter.Connection.PrinterIsPrinting
-					|| activePrinter.Connection.PrinterIsPaused)
+				if (ApplicationController.Instance.AnyPrintTaskRunning)
 				{
 					// TODO: Rather than block here, the UI elements driving the change should be disabled while printing/paused
 					UiThread.RunOnIdle(() =>
diff --git a/MatterControlLib/Library/Widgets/InventoryTreeView.cs b/MatterControlLib/Library/Widgets/InventoryTreeView.cs
index 540006a1e..6704b0061 100644
--- a/MatterControlLib/Library/Widgets/InventoryTreeView.cs
+++ b/MatterControlLib/Library/Widgets/InventoryTreeView.cs
@@ -86,8 +86,7 @@ namespace MatterHackers.MatterControl.PrintLibrary
 
 			createPrinter.Click += (s, e) => UiThread.RunOnIdle(() =>
 			{
-				if (ApplicationController.Instance.ActivePrinter.Connection.PrinterIsPrinting
-				|| ApplicationController.Instance.ActivePrinter.Connection.PrinterIsPaused)
+				if (ApplicationController.Instance.AnyPrintTaskRunning)
 				{
 					StyledMessageBox.ShowMessageBox("Please wait until the print has finished and try again.".Localize(), "Can't add printers while printing".Localize());
 				}