The value of sapEgrEncapGroupMemberAction specifies whether members of
encapsulation group are created or destroyed.
An 'inconsistentValue' error is returned if
sapEgrEncapGroupMemberAction is set and sapEgrEncapGroupBeginMember or
sapEgrEncapGroupEndMember is not set.
An 'inconsistentValue' error is returned if sapEgrEncapGroupEndMember
is set to a value smaller than sapEgrEncapGroupBeginMember.