Blog/News Site - Tags Not Working

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<p class="post-info">
        <span class="meta">Source: [[*post-source]] | Posted on [[*publishedon:strtotime:date=`%b %d, %Y`]] by <a href="[[~[[*parent]]]]author/[[*publishedby:userinfo=`fullname`]]">[[*publishedby:userinfo=`fullname`]]</a></span>
[[*articlestags:notempty=`
        <span class="tags"> | Tags: [[+article_tags]]</span>
`]]
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