Print errors when getting BOM items.

ExportDXF/DrawingInfo.cs

@@ -4,7 +4,7 @@ namespace ExportDXF
 {
     public class DrawingInfo
     {
-        private static Regex drawingFormatRegex = new Regex(@"(?<jobNo>[34]\d{3}(-\d+\w{1,2})?)\s?(?<dwgNo>[ABEP]\d+(-?(\d+[A-Z]?))?)", RegexOptions.IgnoreCase);
+        private static Regex drawingFormatRegex = new Regex(@"(?<jobNo>[345]\d{3}(-\d+\w{1,2})?)\s?(?<dwgNo>[ABEP]\d+(-?(\d+[A-Z]?))?)", RegexOptions.IgnoreCase);
 
         public string JobNo { get; set; }
 

ExportDXF/Forms/MainForm.cs

@@ -283,12 +283,11 @@ namespace ExportDXF.Forms
                 if (worker.CancellationPending)
                     return;
 
-                var itemExtractor = new BomItemExtractor(bom);
-                itemExtractor.SkipHiddenRows = true;
+                var bomItems = GetItems(bom);
 
-                Print($"Fetching components from {bom.BomFeature.Name}");
+                if (bomItems == null)
+                    return;
 
-                var bomItems = itemExtractor.GetItems();
                 items.AddRange(bomItems);
             }
 
@@ -300,6 +299,25 @@ namespace ExportDXF.Forms
             ExportToDXF(items);
         }
 
+        private List<Item> GetItems(BomTableAnnotation bom)
+        {
+            try
+            {
+                var itemExtractor = new BomItemExtractor(bom);
+                itemExtractor.SkipHiddenRows = true;
+
+                Print($"Fetching components from {bom.BomFeature.Name}");
+
+                return itemExtractor.GetItems();
+            }
+            catch (Exception ex)
+            {
+                Print($"Failed to get items from BOM. {ex.Message}", Color.Red);
+            }
+
+            return null;
+        }
+
         private void ExportToDXF(PartDoc part)
         {
             var prefix = prefixTextBox.Text;

ExportDXF/Properties/DataSources/Item.datasource

@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+    This file is automatically generated by Visual Studio .Net. It is 
+    used to store generic object data source configuration information.  
+    Renaming the file extension or editing the content of this file may   
+    cause the file to be unrecognizable by the program.
+-->
+<GenericObjectDataSource DisplayName="Item" Version="1.0" xmlns="urn:schemas-microsoft-com:xml-msdatasource">
+   <TypeInfo>ExportDXF.Item, ExportDXF, Version=1.0.0.0, Culture=neutral, PublicKeyToken=null</TypeInfo>
+</GenericObjectDataSource>