lit-html dependancy error

[illusivejosiah]

Getting the following when installing with html/js

<script type="module" src="https://unpkg.com/ninja-keys?module"></script>

       GET https://unpkg.com/lit-html@3.1.4/async-directive.js?module net::ERR_ABORTED 500 (Internal Server Error)
ref.js:1 
        
        
       GET https://unpkg.com/lit-html@3.1.4/lit-html.js?module net::ERR_ABORTED 500 (Internal Server Error)