Hi there! Thank you for your question about tag bad value. Here is a link to another post where you can find the answer to your inquiry. I also suggest adding this as a Feature Idea in the Community.

Checking for bad tags

Thanks,

Kevin

I can think of one workaround that might enable your use case, but it should be considered only if getting the information from your data source using ODBC isn’t a problem.

How?
We should be able to create context items through a separate context connection, via generic ODBC/JDBC. This connection would specifically request the metadata state. Once a tag goes bad, it should create context items for those periods.

I.e.:

What do you think?