Account for situations where the trait symbol is null for ProbeSet traits; previously it could throw an error

1 files changed, 1 insertions, 1 deletions

diff --git a/wqflask/wqflask/search_results.py b/wqflask/wqflask/search_results.py
index f23c0582..cb01a2af 100644
--- a/wqflask/wqflask/search_results.py
+++ b/wqflask/wqflask/search_results.py
@@ -119,7 +119,7 @@ class SearchResultPage(object):
                 trait_dict['dataset'] = this_trait.dataset.name
                 trait_dict['hmac'] = hmac.data_hmac('{}:{}'.format(this_trait.name, this_trait.dataset.name))
                 if this_trait.dataset.type == "ProbeSet":
-                    trait_dict['symbol'] = this_trait.symbol
+                    trait_dict['symbol'] = this_trait.symbol if this_trait.symbol else "N/A"
                     trait_dict['description'] = "N/A"
                     if this_trait.description_display:
                         trait_dict['description'] = this_trait.description_display