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please goto jomsocial backend > configuration > site, at Cronjobs / Scheduled Task Process set
Maximum Days of Unarchived Activities
Unarchived Activities Limit
to big number of value: 9999999999
after that, goto phpmyadmin (from hosting cpanel) and execute this query
UPDATE `am0ce_community_activities` SET `archived` = '0' ;
Could someone please look at this? Because even without upgrading it seems that now the groups and events are empty because mesagges keep dia-appering... :(