.</p>
<p><img alt="image6" src="https://raw.githubusercontent.com/OCA/partner-contact/12.0/partner_multi_relation/static/description/relation_type_symmetric.png" /></p>
</div>
<div class="section" id="invalid-relation-handling">
<h2><a class="toc-backref" href="#toc-entry-7">Invalid Relation Handling</a></h2>
<p>When the configuration of a relation type changes, some relations
between 2 partners may become invalid.</p>
<p>For example, if the left partner type is set to Person and a relation
already exists w