From e39d4fcc5a75c69b863a2073e15b12fb4e014bc8 Mon Sep 17 00:00:00 2001
From: Karel Picman <karel.picman@kontron.com>
Date: Mon, 7 Aug 2017 07:29:46 +0200
Subject: [PATCH] NoMethodError error

---
 app/controllers/dmsf_workflows_controller.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/app/controllers/dmsf_workflows_controller.rb b/app/controllers/dmsf_workflows_controller.rb
index d4112bf9..6bf564ea 100644
--- a/app/controllers/dmsf_workflows_controller.rb
+++ b/app/controllers/dmsf_workflows_controller.rb
@@ -332,7 +332,7 @@ class DmsfWorkflowsController < ApplicationController
   def add_step
     if request.post?
       if params[:step] == '0'
-        step = @dmsf_workflow.dmsf_workflow_steps.collect{|s| s.step}.distinct.count + 1
+        step = @dmsf_workflow.dmsf_workflow_steps.collect{|s| s.step}.uniq.count + 1
       else
         step = params[:step].to_i
       end