I’ve probably missed setting an email address somewhere, but where? I think it might be down to "An attempt to send an email to “” with update notifications failed "
The last 10 lines are quoted below.
2023-04-15 07:17:46 1pnZEI-0002VP-RY 1pnZEI-0002VP-RY no recipients found in headers
2023-04-22 05:19:48 1pq4iy-0004Jz-HP 1pq4iy-0004Jz-HP no recipients found in headers
2023-04-22 07:19:27 1pq6al-0004Fo-0s 1pq6al-0004Fo-0s no recipients found in headers
2023-05-13 07:34:40 1pxiq0-0007d7-3f 1pxiq0-0007d7-3f no recipients found in headers
2023-05-13 09:35:54 1pxkjK-0001U9-Pq 1pxkjK-0001U9-Pq no recipients found in headers
2023-06-03 07:16:39 1q5KZ5-0001cF-0Z 1q5KZ5-0001cF-0Z no recipients found in headers
2023-06-24 07:28:47 1qCwlL-0003le-10 1qCwlL-0003le-10 no recipients found in headers
2023-06-24 09:30:04 1qCyei-0003o6-FO 1qCyei-0003o6-FO no recipients found in headers
2023-07-22 05:44:49 1qN4U5-0003fx-Hx 1qN4U5-0003fx-Hx no recipients found in headers
2023-07-22 07:45:47 1qN6N9-0005qn-1L 1qN6N9-0005qn-1L no recipients found in headers