This problem we have found in 8.1, do not know how version 8.2 will behave.
We can not use version 8.2 until these errors are corrected:
http://talk.remobjects.com/t/strange-errors-with-the-latest-version-8-2/6569
http://talk.remobjects.com/t/problem-with-mapped-array-property-new-version-8-2/6568
Thanks,
Best regards,
Jose A.