Steps to reproduce (ktd, zebra), pb can be reproduced with es. 1 - Make sure the syspref IntranetCatalogSearchPulldown is active. 2 - Type jean in advanced search -> you get three results (url: http://koha-ktd:8081/cgi-bin/koha/catalogue/search.pl?advsearch=1&op=AND&idx=kw&q=jean&sort_by=relevance) 3 - In Search within results, select publication date in the dropdown, and type 1990-2000 -> broken (url: http://koha-ktd:8081/cgi-bin/koha/catalogue/search.pl?idx=kw&q=jean&&&limit=1990-2000) 4 - Type jean in advanced search, click on more options, fill "1990-2000" in 'limit' -> it works ! (url: http://koha-ktd:8081/cgi-bin/koha/catalogue/search.pl?advsearch=1&op=AND&idx=kw&q=jean&limit-yr=1990-2000&sort_by=relevance)