whitelist validation-non-resource-uris, minor fixes

1 files changed, 1 insertions, 1 deletions

diff --git a/lib/ot_predictions.rb b/lib/ot_predictions.rb
index c593f55..e28f35b 100755
--- a/lib/ot_predictions.rb
+++ b/lib/ot_predictions.rb
@@ -41,7 +41,7 @@ module Lib
           raise "prediction_feature not found in test_dataset, specify a test_target_dataset\n"+
                 "prediction_feature: '"+prediction_feature.to_s+"'\n"+
                 "test_dataset: '"+test_target_dataset_uri.to_s+"'\n"+
-                "available features are: "+test_target_dataset.features.inspect if test_target_dataset.features.index(prediction_feature)==nil
+                "available features are: "+test_target_dataset.features.inspect if test_target_dataset.features.keys.index(prediction_feature)==nil
         else
           test_target_dataset = OpenTox::Dataset.find test_target_dataset_uri,subjectid
           raise "test target datset not found: '"+test_target_dataset_uri.to_s+"'" unless test_target_dataset