Same here! This plugin has just been updated, but this error persisted.
I use WP Multisite (folder install) 3.9.1 and BP 2.0.1.
BuddyPress is installed in site id=3.
Thanks for taking tine on this.
Warning: Creating default object from empty value in /public_html/wp-content/plugins/bp-gtm-system/bp-gtm.php on line 62
Warning: Creating default object from empty value in /public_html/wp-content/plugins/bp-gtm-system/bp-gtm.php on line 63
Warning: Creating default object from empty value in /public_html/wp-content/plugins/bp-gtm-system/bp-gtm.php on line 65
Warning: Creating default object from empty value in /public_html/wp-content/plugins/bp-gtm-system/bp-gtm.php on line 66
Warning: Creating default object from empty value in /public_html/wp-content/plugins/bp-gtm-system/bp-gtm.php on line 67
Warning: Creating default object from empty value in public_html/wp-content/plugins/bp-gtm-system/bp-gtm.php on line 68
Warning: Creating default object from empty value in /public_html/wp-content/plugins/bp-gtm-system/bp-gtm.php on line 69
Warning: Creating default object from empty value in /public_html/wp-content/plugins/bp-gtm-system/bp-gtm.php on line 70
Warning: Creating default object from empty value in /public_html/wp-content/plugins/bp-gtm-system/bp-gtm.php on line 71
Warning: Creating default object from empty value in /public_html/wp-content/plugins/bp-gtm-system/bp-gtm.php on line 72
Warning: Creating default object from empty value in /public_html/wp-content/plugins/bp-gtm-system/bp-gtm.php on line 73
Warning: Creating default object from empty value in /public_html/wp-content/plugins/bp-gtm-system/bp-gtm.php on line 75
Warning: Creating default object from empty value in /public_html/wp-content/plugins/bp-gtm-system/bp-gtm.php on line 80
Warning: Missing argument 2 for wpdb::prepare(), called in public_html/wp-content/plugins/bp-gtm-system/lib/personal.php on line 135 and defined in /public_html/wp-includes/wp-db.php on line 1147
Warning: Missing argument 2 for wpdb::prepare(), called in /public_html/wp-content/plugins/bp-gtm-system/lib/personal.php on line 136 and defined in /public_html/wp-includes/wp-db.php on line 1147