You have not worked with access rights to like the Page and join the Event.

.../components/com_easysocial/themes/wireframe/helpers/page/action.php
Replace code: <?php if (!$page->isMember() && !$page->isPendingMember()) { ?>
with code: <?php if ($this->my->getAccess()->get('pages.allow.like') && !$page->isInviteOnly() && !$page->isMember() && !$page->isPendingMember() && !$page->isInvited()) { ?>

.../components/com_easysocial/themes/altheme/helpers/event/action.php
Replace code: <?php if (($event->isOpen() || $isParticipant || $isClusterAllowed) && !$isPending && !$event->isDraft()) { ?>
with code: <?php if (($event->isOpen() || $isParticipant || $isClusterAllowed) && $this->my->getAccess()->get('events.allow.join') && !$isPending && !$event->isDraft()) { ?>

I did the right thing?