I have discovered an interesting behavior I want to share with you.
I have implemented cascading LOV using af:selectOneChoice component for mandatory fields and noticed that after selecting a value in the first drop-down list I get validation error for the second one.
Below are the steps to reproduce and  fix the problem :
- made EmployeesEO entity [...]

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This post will teach you how to display custom error and session expired pages using Exception Handler.

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I have followed a blog post for defining LOV on a reference attribute and changed it to meet our needs. The difference is that we needed an <af:selectOneChoice> in the page for the attribute with LOV defined and not an <af:inputListOfValues>

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