Suggest auto completion is not working

English:Fess
#1

(from github.com/biligee)
In Fess 13.0.1, auto-completion is working in suggest index. There are suggest words already in the indices. However, when I type a query in the searchbox, these words are not shown in the searchbox.

#2

(from github.com/marevol)
Thank you for filing it. Fixed in #2134.

#3

(from github.com/biligee)
Thank you. It is working by changing jsonp to json.