At 13:59 CEST, a fix was introduced and propagated to all, which corrected the issue and restored functionality.
We apologize for any inconveniences this must have caused.

On Sept 29 10:27 CEST, an update to Templafy Hive introduced a regression that made the affected contracts fail downstream onto consumers, including our Connector.
Templafy has not made any public announcements on the matter at this time.