Due to the new version when you try to change the avatar size you get some issues with the default ones, with this tutorial all the problems are solved till a new update release. Also this is an easier version of this tutorial ( click ).
1.Go to your theme - forums - topics - postcontainer and search for :
<li class='cAuthorPane_photo'>
{template="userPhoto" app="core" group="global" params="$comment->author(), 'large', $comment->warningRef()"}
</li>
2.Replace the cod with the new one :
<li class='cAuthorPane_photo'>
{{if $comment->author()->pp_main_photo AND $comment->author()->pp_thumb_photo}}
<img src="{url="" base=""}uploads/{$comment->author()->pp_main_photo}">
{{else}}
<img src="{$comment->author()->photo}">
{{endif}}
</li>
3.Go to custom.css and add :
.cAuthorPane_photo img {
max-width: 170px;
width: auto;
}
This tutorial is made by puffysticks & cyberpixelz.