If you have multiple tabs in the Dashboard and you don’t see all tabs not showing up in the preview, and tab contents from multiple tabs are mixed in one tab, please check the following.
Check the markdown text in all the text panels. If you find a three-dash ("—") for a horizontal line expression immediately followed by a header like “##”, please update the three-dash to five dashes.
Before:
---
## Text Analysis
After:
-----
## Text Analysis
Or, you can add an extra new line in between like the following.
---
## Text Analysis
It happens because the three dashes “—” followed by a header expression have a special meaning in the Dashboard.