quick fix for php error in button-functions.php

Error: Undefined offset: 0 in wp-content/plugins/buddypress-like/includes/button-functions.php line 83

Fix replace this:
$activity_type = $activity['activities'][0]->type;

with this:
$activity_type = bp_get_activity_type();

??

https://www.ads-software.com/plugins/buddypress-like/