Bug fixes and schema revision

[lewis-yeung]

Prerequisites

• [x] I have read and understood the Contributing Guide.
• [x] The commit message follows the Conventional Commits.
• [ ] Tests for the changes have been added (for bug fixes or features).
• [ ] The documentation has been added or updated (for bug fixes or features).

Description

There are some other bugs in the newly released major version. Impossible to fix them all in one PR. But I believe they will eventually be fixed one by one. :)