diff --git a/app/models/journal_paper.rb b/app/models/journal_paper.rb
index a19aeb1..8ff8da1 100644
--- a/app/models/journal_paper.rb
+++ b/app/models/journal_paper.rb
@@ -210,9 +210,9 @@ class JournalPaper
     when "file"
       files = []
       self.journal_paper_files.each do |file|  
-        url = (file.journal_file.url rescue "")
+        url = file.journal_file.url
         title = ((file.title.blank? ? File.basename(file.journal_file.path) : file.title) rescue "")
-        files << (url=="" ? "" : "<li><a href='#{url}'' target='_blank'>#{title}</li>")
+        files << (url.nil? ? "" : "<li><a href='#{url}'' target='_blank'>#{title}</li>")
       end
       value = files.join("")
     else