Hello, Have anyone using Elasticsearch feature in Koha 18.11? I was following steps in https://wiki.koha-community.org/wiki/Commands_provided_by_the_Debian_package... and https://wiki.koha-community.org/wiki/Elasticsearch/Implementation I got this error on the log when I run misc/search_tools/rebuild_elastic_search.pl. Indexing biblios [Request] ** [http://127.0.0.1:9200]-[400] [illegal_argument_exception] Custom Analyzer [analyser_standard] failed to find tokenizer under name [icu_tokenizer], called from sub Search::Elasticsearch::Role::Client::Direct::__ANON__ at /usr/share/koha/lib/Koha/SearchEngine/Elasticsearch/Indexer.pm line 362. With vars: {'body' => {'error' => {'reason' => 'Custom Analyzer [analyser_standard] failed to find tokenizer under name [icu_tokenizer]','type' => 'illegal_argument_exception','root_cause' => [{'reason' => 'Custom Analyzer [analyser_standard] failed to find tokenizer under name [icu_tokenizer]','type' => 'illegal_argument_exception'}]},'status' => 400},'status_code' => 400,'request' => {'mime_type' => 'application/json','serialize' => 'std','body' => {'settings' => {'index' => {'analysis' => {'analyzer' => {'analyser_stdno' => {'tokenizer' => 'whitespace','char_filter' => ['punctuation'],'filter' => ['icu_folding']},'analyser_standard' => {'tokenizer' => 'icu_tokenizer','filter' => ['icu_folding']},'analyser_phrase' => {'filter' => ['icu_folding'],'char_filter' => ['punctuation'],'tokenizer' => 'keyword'}},'normalizer' => {'normalizer_keyword' => {'filter' => ['icu_folding'],'type' => 'custom'},'my_normalizer' => {'type' => 'custom','char_filter' => 'icu_normalizer'}},'char_filter' => {'punctuation' => {'pattern' => '([\\x00-\\x1F,\\x21-\\x2F,\\x3A-\\x40,\\x5B-\\x60,\\x7B-\\x89,\\x8B,\\x8D,\\x8F,\\x90-\\x99,\\x9B,\\x9D,\\xA0-\\xBF,\\xD7,\\xF7])','type' => 'pattern_replace','replacement' => ''}}}}}},'qs' => {},'ignore' => [],'path' => '/koha_xxx_biblios','method' => 'PUT'}} Please advise. Best Regards, Chee -- Sent from: http://koha.1045719.n5.nabble.com/Koha-general-f3047918.html