Installation error an error occured during move data process: -145...?

hi all..

please any one help me in installing sql sp4 in my w2k server machine having sp4 and all the other updates.i tried installing sql sp3 and newly downloaded sql sp4 but shows an error at 97 % of installation that "an error occured during move data process: -145"

its really urgent ....please

thanxz in advance

Have you repeated the process?|||

thanxz bass for the reply..i installed sql server analysis service and installed the service packs..its now ok...Solved errors..thnk god

but i want to know more about the error..i googled it...nothing meaningful...