Add error support if incorrect phone.lst format (writes to error log)

PROMS/Volian.Print.Library/VlnSvgPageHelper.cs

@@ -224,8 +224,11 @@ namespace Volian.Print.Library
 			plist = plist.Replace("\r", "");
 			string[] lines = plist.Split("\n".ToCharArray());
 			DocStyle docstyle = MySection.MyDocStyle;
-			foreach (string cline in lines)
+			try
 			{
+				foreach (string clinex in lines)
+				{
+					string cline = clinex.TrimEnd();
 					if (cline != "")
 					{
 						// xoff handles the columns.  The separator between phone items is a double space.  A phone
@@ -235,6 +238,8 @@ namespace Volian.Print.Library
 						int endLineindx = cline.IndexOf("  ");
 						bool endOfLine = false;
 						while (!endOfLine)
+						{
+							if (endLineindx - stLineindx > 0)
 							{
 								string phone = cline.Substring(stLineindx, endLineindx - stLineindx);
 								float tmp = 0;
@@ -251,9 +256,17 @@ namespace Volian.Print.Library
 									if (endLineindx == -1) endLineindx = cline.Length;
 								}
 							}
+							else
+								endOfLine = true;
+						}
 						lyoff = lyoff - vlnPrintObject.SixLinesPerInch;
 					}
 				}
+			}
+			catch (Exception ex)
+			{
+				_MyLog.Error("Error processing phone list.", ex);
+			}
 			if (PageListLayer != null) pdfContentByte.EndLayer();
 			pdfContentByte.RestoreState();
 		}