Its correct?
First install RTW, RTW 1.1, 1.3, 1.5 and RTW:bi, BI 1.6??
or
RTW, RTW 1.1, 1.3, RTW:bi + 1.6??
Thank you!
EDIT: I had small problem, when i was started rtw:bi so it crashed to desctop - problem was in combined community codec pack :-)