This is possible:
you need a file, where only a case structure is on the BlockDiagram (BD).
This file is called (e.g. Test1.vi)
Then you start this VI:

And in your test1.vi you have updated the case structure ( CaseStructure ) with VI Scripting
Sometimes you will need this 🙂
BR
Eugen Wiebe
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Eugen Wiebe
Bernstein AG
CLAD - Certified LabView Associate Developer