From abc3526e318a2bfa24dfe033d8879e7657c2ae5c Mon Sep 17 00:00:00 2001
From: Christoph Helma <helma@in-silico.ch>
Date: Tue, 15 Mar 2016 18:46:34 +0100
Subject: single tests pass

---
 lib/regression.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'lib/regression.rb')

diff --git a/lib/regression.rb b/lib/regression.rb
index b8efd30..6b08fd8 100644
--- a/lib/regression.rb
+++ b/lib/regression.rb
@@ -62,7 +62,7 @@ module OpenTox
         else
           compound_features = variables.collect{|f| compound.fingerprint.include?(f) ? "T" : "F"} 
           prediction = r_model_prediction method, data_frame, variables, weights, compound_features
-          if prediction.nil?
+          if prediction.nil? or prediction[:value].nil?
             prediction = local_weighted_average(compound, params)
             prediction[:warning] = "Could not create local PLS model. Using weighted average of similar compounds."
             return prediction
-- 
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