Post your web.config here
<?xml version="1.0" encoding="UTF-8"?>
<configuration>
<system.webServer>
<rewrite>
<rules>
<rule name="Imported Rule 1-1">
<match url="^events(|/)$" ignoreCase="false" />
<action type="Rewrite" url="/app/tpl/skins/Habbo/events.php" />
</rule>
<rule name="Imported Rule 1-2">
<match url="^forum(|/)$" ignoreCase="false" />
<action type="Rewrite" url="/forum/" />
</rule>
<rule name="Imported Rule 1">
<match url="^(|/)$" ignoreCase="false" />
<action type="Rewrite" url="index.php?url={R:1}" appendQueryString="false" />
</rule>
<rule name="Imported Rule 2">
<match url="^([a-zA-Z0-9_-]+)(|/)$" ignoreCase="false" />
<action type="Rewrite" url="index.php?url={R:1}" appendQueryString="false" />
</rule>
<rule name="Imported Rule 3">
<match url="^(.*)\.htm$" />
<action type="Rewrite" url="{R:1}.php" />
</rule>
<rule name="Imported Rule 4">
<match url="^(|/)$" ignoreCase="false" />
<action type="Rewrite" url="index.php?url={R:1}" appendQueryString="false" />
</rule>
<rule name="Imported Rule 5">
<match url="^([a-zA-Z0-9_-]+)(|/)$" ignoreCase="false" />
<action type="Rewrite" url="index.php?url={R:1}" appendQueryString="false" />
</rule>
<rule name="Imported Rule 6">
<match url="^(.*)\.htm$" />
<action type="Rewrite" url="{R:1}.php" />
</rule>
<rule name="Imported Rule 7">
<match url="^(|/)$" ignoreCase="false" />
<action type="Rewrite" url="dash.php?page={R:1}" appendQueryString="false" />
</rule>
<rule name="Imported Rule 8">
<match url="^([a-zA-Z0-9_-]+)(|/)$" ignoreCase="false" />
<action type="Rewrite" url="dash.php?url={R:1}" appendQueryString="false" />
</rule>
<rule name="Imported Rule 9">
<match url="^habbo-imaging/badge/([^/]+)" ignoreCase="false" />
<action type="Rewrite" url="/habbo-imaging/badge.php?badge={R:1}" appendQueryString="false" />
</rule>
<rule name="Habbo Imaging Group Badges">
<match url="^habbo-imaging/badge/([^/]+)" ignoreCase="false" />
<action type="Rewrite" url="/habbo-imaging/badge.php?badge={R:1}" appendQueryString="false" />
</rule>
<rule name="Habbo Imaging Avatarimage 1">
<match url="^habbo-imaging/avatar/([^/]+)" ignoreCase="false" />
<action type="Rewrite" url="habbo-imaging/avatarimage.php?figure={R:1}" appendQueryString="false" />
</rule>
<rule name="Habbo Imaging Avatar Image 2">
<match url="^habbo-imaging/avatarimage/([^/]+)" ignoreCase="false" />
<action type="Rewrite" url="habbo-imaging/avatarimage.php?username={R:1}" appendQueryString="false" />
</rule>
<rule name="Habbo Imaging Avatar Head">
<match url="^habbo-imaging/head/([^/]+)" ignoreCase="false" />
<action type="Rewrite" url="habbo-imaging/head.php?figure={R:1}" appendQueryString="false" />
</rule>
</rules>
</rewrite>
</system.webServer>
</configuration>