cos-st-restricts.3.3.1.1: The {final} component of the {member type definitions}, 'aa....aa', contains 'union'. This means that 'aa....aa' cannot be used as an member type for union type 'bb....bb'.

The final component of the member type definition aa....aa contains a union. This means that aa....aa cannot be used as a member type for the union type bb....bb.