Fixed error that caused file names to be in lower case when creating pdf

Created error handler to warn user when trying to view pdf file already open

PROMS/Volian.Print.Library/PromsPrinter.cs

@@ -238,7 +238,14 @@ namespace Volian.Print.Library
 			}
 			catch (Exception ex)
 			{
-				MessageBox.Show("Could not create " + outputFileName + ". If it is open, close and retry.", "Error on CreatePdf");
+				StringBuilder sb = new StringBuilder();
+				sb.AppendLine("Could not create");
+				sb.AppendLine();
+				sb.AppendLine(outputFileName + ".");
+				sb.AppendLine();
+				sb.AppendLine("If it is open, close and retry.");
+				MessageBox.Show(sb.ToString(), "Error on CreatePdf", MessageBoxButtons.OK, MessageBoxIcon.Warning);
+				//MessageBox.Show("Could not create " + outputFileName + ". If it is open, close and retry.", "Error on CreatePdf");
 				return null;
 			}
 			document.Open();