/var/www/vhosts/sijses.nl/public_html/webtrees/app/Statement.php:85 SQLSTATE[42000]: Syntax error or access violation: 1055 'wp_fna0o.wp_name.n_surn' isn't in GROUP BY
#0 /app/Statement.php:85 PDOException("SQLSTATE[42000]: Syntax error or access violation: 1055 'wp_fna0o.wp_name.n_surn' isn't in GROUP BY")
#1 /app/Query/QueryName.php:453 execute()
#2 /app/Module/FamilyTreeStatisticsModule.php:210 surnames()
#3 /index.php:110 getBlock()