Catch bad file, invalid csv, etc.

EduNetworkBuilder/PersonProfileForm.cs

@@ -414,6 +414,8 @@ namespace EduNetworkBuilder
 
             //Now we have a csv file.  Try to parse it
             bool HadError = false;
+            try
+            {
                 using (TextFieldParser parser = new TextFieldParser(mydialog.FileName))
                 {
                     parser.TextFieldType = FieldType.Delimited;
@@ -467,6 +469,11 @@ namespace EduNetworkBuilder
                     ShowInvalid("Password", InvalidPasswords);
                 }
             }
+            catch (Exception except)
+            {
+                MessageBox.Show(except.ToString());
+            }
+        }
 
         private void ShowInvalid(string What, List<string> BadUsers)
         {