[RSS Feed/News] Thread:preSave() does not give expected type of error without a forum

[XenForo]

If $forum is null, then the code which uses $forumTypeHandler which is on all branches after fetching it from $forum; will be accessing a method on a null object instead of throwing/logging a useful/standard error message.

PHP:

$forumTypeHandler = $forum ? $forum->TypeHandler : null;

if (!$this->discussion_type)
{
...

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