sap bi authorizations issue with query designer..

i am using bw 3.x and bi 7 query designer with different kind of probs?...

i am able to see the info provider in query desinger 3.x. but i can see only cubes .i am not able to find dso or infosets or multiprovider.. can anyone suggest is there any authorizations issues..please suggest.

and with BI 7 query designer i am not able to see info providers in info areas folder to design a query..

please suggest if any authorizations should be added or not