Running few tests, I find that the problem result of a conflict with WPML Multilingual CMS plugin. When I deactivate this plugin, recurring events are correctly generated.
There is my local dev server (makbook pro) système information , but the same issue occure on the production server:
HOME URL http://dev.countryclubgeneva.ch
SITE URL http://dev.countryclubgeneva.ch
SITE LANGUAGE
English
CHARACTER SET
UTF-8
WP PERMALINKS
/%year%/%monthnum%/%day%/%postname%/
NAME
Christophe Mancini
EMAIL [email protected]
INSTALL KEYS
–
WORDPRESS VERSION
4.6.1
PHP VERSION
5.6.10
PHP
max_execution_time = 30
memory_limit = 256M
upload_max_filesize = 32M
post_max_size = 32M
display_errors = 1
log_errors = 1