Unexpected token < in JSON at position 0

Same

Full error :

SyntaxError
Unexpected token < in JSON at position 0

{“templates”:{“header”:”
<\/i> Menu<\/span><\/a><\/div>
{{name}}<\/h1>
admin<\/span><\/a>
Se d\u00e9connecter<\/a><\/li><\/ul><\/div><\/div>”,”modals”:{“hotkeys”:”
{{#each []}}
\”{{key}}\”
{{label}}<\/li>{{\/each}}<\/ul>”},”pagination”:”Affichage de {{showing}} sur {{local}} {{#if hasQueue}}({{queue}} en attente){{\/if}}<\/small>”,”print”:{“receipt”:”

Console error:
2app.min.js?ver=0.4.25:1 Warning: Missing translation for key: “messages.loading”
i @ app.min.js?ver=0.4.25:1
2app.min.js?ver=0.4.25:1 Warning: Missing translation for key: “buttons.close”
i @ app.min.js?ver=0.4.25:1
DevTools failed to load SourceMap: Could not parse content for https://cdnjs.cloudflare.com/ajax/libs/backbone.radio/1.0.2/backbone.radio.min.js.map: Unexpected token / in JSON at position 0

This extension looks great, but unfortunately it doesn’t work for me. I get this error as soon as I try to go the /pos page.
Can we expect some sort of support ?
The Read First post direct to a pos/support page that does not exist.

Same issue… seems like this project is dying?