[R] Problems installing R on Windows XP

Dear all, I run a IBM PC compatible with a Pentium IV with 2,4 MHz and 512 Mb RAM and a 80 Gb fast disk und Windows XP home edition. I downloaded rw1071.exe from cran.at and cran twice. When I tried to open rw1071.exe I choose the option to install all R reference materials as well and then

[R] Help is sought for a small problem

Dear there, I tried today within my R 1.7.0 under Windows XP the command update.packages() and then I answered y in all subsequent questions. From the software responses I understood that everythin went OK from VR to Rcmdr, but in survival it said Error in file(filem r) : unable to open