Avoid nil error when diff info is no longer present

ngiger · Jan 31, 2018 · acef0b0 · acef0b0
1 parent 6ed58fd
commit acef0b0
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/src/util/session.rb b/src/util/session.rb
@@ -291,6 +291,7 @@ def choosen_info_diff
       elsif m = PI_DIFF_REGEXP.match(request_path)
         found = @app.registration(m[1]).sequence(m[2]).package(m[3])
         found ||= @app.registration(m[1]).package(m[3])
+        return [] unless found
         log = found.patinfo.send(self.language).change_log.sort!{|x,y| y.time.to_s <=> x.time.to_s}
         date = m[4]
       end