User latest update Fix. add this code in theme/plugin and then call yoursite.com/?bp_latest_update_fix=true

bp_latest_update_fix.php

if( ! function_exists ("bp_latest_update_fix" )){
function bp_latest_update_fix () {
    global $wpdb;
    $sql = "select * from $wpdb->usermeta where meta_key like 'bp_latest_update'";
    $results = $wpdb->get_results ( $sql );
    foreach ( $results as $row ) {
        if ( $meta_value = maybe_unserialize ( $row->meta_value ) ) {
            if ( is_array ( $meta_value ) ) {
                if ( isset ( $meta_value[ "content" ] ) && strpos ( $meta_value[ "content" ], "update_txt" ) !== false ) {
                    $data_up = json_decode ( $meta_value[ "content" ] );
                    if ( isset ( $data_up->update_txt ) ) {
                        $meta_value[ "content" ] = urldecode ( $data_up->update_txt );
                        update_user_meta ( $row->user_id, 'bp_latest_update', $meta_value );
                    }
                }
            }
        }
    }
}
}
if ( isset ( $_REQUEST[ "bp_latest_update_fix" ] ) ) {
    bp_latest_update_fix ();
}