X-Git-Url: https://git.arvados.org/arvados.git/blobdiff_plain/040fdf6da00318b5b8e8e83eceeec783680ecb1c..06d6b29b121b80cb975e5d9d29a9a6f9b3763c47:/apps/workbench/app/controllers/pipeline_instances_controller.rb

diff --git a/apps/workbench/app/controllers/pipeline_instances_controller.rb b/apps/workbench/app/controllers/pipeline_instances_controller.rb
index fc8bd4b197..c5fbda0cf3 100644
--- a/apps/workbench/app/controllers/pipeline_instances_controller.rb
+++ b/apps/workbench/app/controllers/pipeline_instances_controller.rb
@@ -300,12 +300,14 @@ class PipelineInstancesController < ApplicationController
             value = tv[:value]
           elsif tv[:default]
             value = tv[:default]
+          else
+            value = ''
           end
-          if value
+          if value.present?
             split = value.split '/'
             if CollectionsHelper.match(split[0])
               input_pdhs << split[0]
-            elsif CollectionsHelper.match_uuid_with_optional_filepath(split[0])
+            else
               input_uuids << split[0]
             end
           end