Forumlar / Cotonti / Support / Url image

Below you can find mine:
Maybe try those
Change bbcode of IMG to:

\[img\]((?:http://|https://|ftp://)?[^"\';:\?\[]+\.(?:jpg|jpeg|gif|png))\[/img\]
<img src="$1" alt="" />

\[img=((?:http://|https://|ftp://)?[^\]"\';:\?]+\.(?:jpg|jpeg|gif|png))\]((?:http://|https://|ftp://)?[^\]"\';:\?]+\.(?:jpg|jpeg|gif|png))\[/img\]
<a href="$1"><img src="$2" alt="" /></a>

You have href in it. I guess this is the problem.