Import 2.1.1 config via 2.1.2 UI fails validation

[Lord-Grey]

• I confirm that this is an issue rather than a question.

Bug report

Import 2.1.1 config via 2.1.2 UI fails validation.
Import via command line works, as validation is more relaxed.

Steps to reproduce

Import 2.1.1 config via 2.1.2 UI

What is expected?

No validation errors for elements that were removed in 2.1.2

What is actually happening?

Validation errors for elements that were removed in 2.1.2

System