No tested yet on 6.0 or 6.4, but with 6.2 the grouping invoices is not working. It was working weeks ago.
I can not see any changes on sale_invoice_grouping impacting on the log. So I suspect that the issue was from another module.
|2022-09-05 14:05:35||acaubet||set||messageid: <1662379535.1411898.ZEOFEQDAMCTKXMWD.email@example.com>|
|2022-09-05 14:05:35||acaubet||link||issue11685 messages|