Windows / Win32 / MIDL2229

MIDL2229

The documentation lists this name without a value.

Documented in Win32

Compiler Errors

discriminant of a union must not derive from a field with [ignore] applied to it A union used in a remote procedure call must be associated with another data item, called the discriminant, that selects the union arm. The discriminant must be transmitted. The [ ignore ] attribute cannot be applied to the union discriminant.