>What is fwk?
>

framework

>The application is quite complex (with many complex layers) and I fixed several forms so far (hopefully all of them).
>
as I feraed...

>We would need to find a generic solution for the problem, but it doesn't seem to be an easy one. E.g. it's easy to theorize as you do but hard to implement an actual solution.

well, we have not only theorized, but implented it. Better than fixing many individual forms suffering from the same malady one by one.