Ok, I see the issue. The below quickfix should solve your issue. We'll prepare a new nightly with the fix.
IN: components/com_comprofiler/plugin/user/plug_cbautoactions/models/connection.php
ON: Line 61
FROM:
Code:
$connections->addConnection( $userId, $user->get( 'id' ), $message, $notify );
TO:
Code:
$connections->addConnection( $user->get( 'id' ), $message, $notify );
ON: Line 71
FROM:
Code:
$connections->addConnection( $user->get( 'id' ), $userId, $message, $notify );
TO:
Code:
$connections->addConnection( $userId, $message, $notify );