diff --git a/PROMS/Volian.Controls.Library/StepRTB.cs b/PROMS/Volian.Controls.Library/StepRTB.cs
index c47059d6..b8acd3da 100644
--- a/PROMS/Volian.Controls.Library/StepRTB.cs
+++ b/PROMS/Volian.Controls.Library/StepRTB.cs
@@ -1676,10 +1676,11 @@ namespace Volian.Controls.Library
 					case Keys.C: //ctrl-C
 						// handle the clipboard copy and cut when a Transition or RO is selected
 						// For now, we are coping/cutting just the displayed text to the clipboard (like 16-bit VE-PROMS)
-						Clipboard.SetText(GetSelectedDisplayableText());
+						string ts = GetSelectedDisplayableText();
+						if (ts!=null&&ts!="") Clipboard.SetText(GetSelectedDisplayableText());
 						e.Handled = true;
 						e.SuppressKeyPress = true;
-						if (e.KeyCode == Keys.X) // cut to clipboard - delete the selected text
+						if (ts!=null&&ts!=""&&e.KeyCode == Keys.X) // cut to clipboard - delete the selected text
 							HandleDeleteKeyWithSelectedText(e, null);
 						break;
 					case Keys.V:
diff --git a/PROMS/Volian.Controls.Library/StepTabRibbon.designer.cs b/PROMS/Volian.Controls.Library/StepTabRibbon.designer.cs
index 2a13b40c..33aaae6a 100644
Binary files a/PROMS/Volian.Controls.Library/StepTabRibbon.designer.cs and b/PROMS/Volian.Controls.Library/StepTabRibbon.designer.cs differ