From 5aa8ee84004eb0ee00c4a25f91b806ad48a88777 Mon Sep 17 00:00:00 2001
From: Sergey Golitsynskiy <sgolitsynskiy@gmail.com>
Date: Tue, 21 Sep 2021 15:20:46 -0400
Subject: [PATCH] Guard against instance of GenomeIndexToolData

---
 lib/galaxy/tools/evaluation.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/galaxy/tools/evaluation.py b/lib/galaxy/tools/evaluation.py
index fd931b1689f..7c244d2bc19 100644
--- a/lib/galaxy/tools/evaluation.py
+++ b/lib/galaxy/tools/evaluation.py
@@ -86,7 +86,7 @@ class ToolEvaluator:
         if get_special:
             special = get_special()
             if special:
-                out_data["output_file"] = special.fda
+                out_data["output_file"] = getattr(special, 'fda', None)
 
         # These can be passed on the command line if wanted as $__user_*__
         incoming.update(model.User.user_template_environment(job.history and job.history.user))