Projects may have got many repositories

even local ones

cli/Services/EMailer.cs

@@ -83,6 +83,7 @@ namespace cli.Services
 
             var templateInfo = dbContext.MailingTemplate.FirstOrDefault(t => t.Id == templateCode);
 
+            if (templateInfo==null) throw new Exception($"No template found under id {templateCode}.");  
             logger.LogInformation($"Using code: {templateCode},  subject: {subtemp} ");
             logger.LogInformation("And body:\n"+templateInfo.Body);
             using (StringReader reader = new StringReader(templateInfo.Body))
@@ -104,7 +105,8 @@ namespace cli.Services
                     typeof(IdentityUser), 
                     typeof(ApplicationUser), 
                     typeof(Template), 
-                    typeof(UserOrientedTemplate)
+                    typeof(UserOrientedTemplate),
+                    typeof(System.Threading.Tasks.TaskExtensions)
                  } )
                 {
                     var location = type.Assembly.Location;