Problem:
Find View ID.

Solution:
The ID of your view can be found by going to Toolset -> Views.

If you're not seeing this option go to Toolset ->Settings and scroll to Editing Experience and then select the 3rd option.

Once you've done this please refresh the page.

Problem:

Use custom codes to setup date field filters.

Solution:

This is a custom codes problem, see the solution provided by client:

https://toolset.com/forums/topic/orderby-two-custom-fields-in-the-same-view-with-one-custom-field-is-today/#post-2017809

Relevant Documentation:

https://toolset.com/documentation/user-guides/views/date-filters/

Problem:

I just migrated from development to production site and reentered the new key. I am still getting the error when setup Toolset site keys.

Solution:

Please check these:

1) Make sure you are using the latest version of Toolset plugins(especially the Toolset Types plugin), you can download them here:
https://toolset.com/account/downloads/

2) Follow our document to setup the Toolset site key, and test again:

Relevant Documentation:

https://toolset.com/faq/how-to-install-and-register-toolset/#installing-the-toolset-types-plugin