I am following this post cause I get the same error:
I create a filter based on a condition by formula to exclude certain emails, which works fine:
When trying to switch back to the Data Source view, I get the same error:
- I use the WDC (v2) to connect to a web data source (an API).
- Tableau 10 Desktop on mac.
I have a very similar issue. After I replaced data source, a set "Action (issue description)" became 'broken' with message: "Invalid filter". When I look at the filter when it is valid, it is an 'IN/OUT' filter with two choices: YES,NO (both selected).
Thank you for your assistance.