MySQLQuerierException

invalid query. (ERRNO 1055) Expression #10 of SELECT list is not in GROUP BY clause and contains nonaggregated column 'fah-addict-fr.com_topic.number_comments' which is not functionally dependent on columns in GROUP BY clause; this is incompatible with sql_mode=only_full_group_by
query: SELECT a.id, a.is_cat, a.hits, a.redirect, a.id_cat, a.title, a.encoded_title, a.is_cat, a.defined_status, com_topic.number_comments, f.id AS id_favorite, a.undefined_status, a.auth, c.menu, c.content
FROM phpboost_wiki_articles a
LEFT JOIN phpboost_wiki_contents c ON c.id_contents = a.id_contents
LEFT JOIN phpboost_wiki_favorites f ON f.id_article = a.id
LEFT JOIN phpboost_comments_topic com_topic ON a.id = com_topic.id_in_module AND com_topic.module_id = 'wiki'
WHERE a.encoded_title = 'configuration-avancee-du-client-v7-a-la-main'
GROUP BY a.id
STACKTRACE
METHODFILELINE
+MySQLQuerier->execute(string, array)/kernel/framework/io/db/driver/mysql/MySQLQuerier.class.php48
+MySQLQuerier->select(string, array, int)/kernel/framework/io/db/DBQuerier.class.php50
+DBQuerier->select(string, array, int)/kernel/framework/db/Sql.class.php548
+Sql->select(string)/kernel/framework/db/Sql.class.php164
+Sql->query_while(string, int, string)/wiki/wiki.php51
output buffer
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HTTP Request
GET
titleconfiguration-avancee-du-client-v7-a-la-main
SERVER
REDIRECT_STATUS200
HTTP_USER_AGENTCCBot/2.0 (https://commoncrawl.org/faq/)
HTTP_ACCEPTtext/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
HTTP_ACCEPT_LANGUAGEen-US,en;q=0.5
HTTP_IF_MODIFIED_SINCESat, 20 Apr 2019 04:53:12 CEST
HTTP_HOSTfr.fah-addict.net
HTTP_CONNECTIONKeep-Alive
HTTP_ACCEPT_ENCODINGgzip
PATH/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
SERVER_SIGNATURE
SERVER_SOFTWAREApache/2.4.18 (Ubuntu)
SERVER_NAMEfr.fah-addict.net
SERVER_ADDR87.98.172.206
SERVER_PORT80
REMOTE_ADDR35.175.179.52
DOCUMENT_ROOT/home/fah-addict-fr
REQUEST_SCHEMEhttp
CONTEXT_PREFIX
CONTEXT_DOCUMENT_ROOT/home/fah-addict-fr
SERVER_ADMINadmin@fah-addict.net
SCRIPT_FILENAME/home/fah-addict-fr/wiki/wiki.php
REMOTE_PORT39024
REDIRECT_URL/wiki/configuration-avancee-du-client-v7-a-la-main
REDIRECT_QUERY_STRINGtitle=configuration-avancee-du-client-v7-a-la-main
GATEWAY_INTERFACECGI/1.1
SERVER_PROTOCOLHTTP/1.1
REQUEST_METHODGET
QUERY_STRINGtitle=configuration-avancee-du-client-v7-a-la-main
REQUEST_URI/wiki/configuration-avancee-du-client-v7-a-la-main
SCRIPT_NAME/wiki/wiki.php
PHP_SELF/wiki/wiki.php
REQUEST_TIME_FLOAT1561399197.653
REQUEST_TIME1561399197