FWIW There was a similar issue with changing post ownership some time back. I wonder if that could provide some additional clues for your situation?
Related topics
| 글 | 댓글 | 조회수 | 활동 | |
|---|---|---|---|---|
| Import scripts fail to relate topics and posts | 2 | 1342 | 1월 10, 2020 | |
| /posted empty with a phpbb3 import | 1 | 644 | 2월 28, 2023 | |
| Change ownership of topic don't show in user's "My Posts" | 3 | 1222 | 4월 4, 2022 | |
| Importing blog post which are in draft mode in ghost | 3 | 627 | 1월 5, 2022 | |
| Merging two Discourse forums | 30 | 4770 | 1월 22, 2020 |