other wise these checks are located in a new tab in NX 12 the Design for AM tab.
so they are moved from the analysis tab to this new one.
The new one also contains lattice and Print CSYS.
thak You for hints.
I have installed the NX customized, not all features have been installed (NX becomes larger and larger).
I have installed only these features:
And I guess that the Design Validation can be part of Validation or Manufacturing Planning.