What ?
You mean that ""Topics manager" should be "Topics_manager" to avoid a bug?
lol ?
We can't write "Topics_manager", not in 2021, it's not a variable, it's a label displayed for the webmaster.
<{if $xoops_page == "index"}>
<{include file="$theme_name/tpl/my_content.tpl"}>
<{/if}><{if $xoops_isuser|default:false}>
<h3>My content for members</h3>
<p>Content here</p>
<{else}>
<h3>My content for anonymous</h3>
<p>Content here</p>
<{/if}>