buy office pro 2010 netbackup7 install failed on
 

please help me.
we attempt to install nbu7 for windows 2008 r2 x64.
employing enterprise license.
after several, installer do rollback with out error pop-up.
this really is installer-log the place fail point.
01-18-2011,sixteen:54:32 : entering cacheinstallfiles custom action, commit phase. 01-18-2011,microsoft office Professional Plus 2010 64bit key,sixteen:54:32 : procedure error: 5,genuine office 2010, deny access
01-18-2011,office Professional 2007 generator key,sixteen:54:32 : could not copy cab file to installer cache directory. see above error. returning with error. 01-18-2011,16:54:32 : customaction commit_cacheinstallfiles returned actual error code 1603 (be aware this might not be 100% accurate if translation took place inside of sandbox) 01-18-2011,microsoft office 2010 pro,16:54:32 : action sixteen:54:32: rollback. rolling back again action: 01-18-2011,buy office pro 2010,16:54:32 : validating set up position

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