Thanks, fixed in 3.6.1. I missed this issue. For your issue, maybe you can create a ticket on github LWC ? I haven't tried with a local join in QGIS and I thought you would have some logs. -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.osgeo.org/pipermail/lizmap/attachments/20210923/6f87ed47/attachment.html>