Apply patcheset Oracle 10.2.0.4 on AIX 6.1

--When apply 10.2.0.4 on AIX 6.1 , failed with "Java process exist" message and apply process stop.
--Workground
As root:
1) rename /usr/sbin/fuser
2) touch /usr/sbin/fuser
3) chmod +x /usr/sbin/fuser
As oracle software owner:
1) Try to install the patchset (or base release)
(fuser can now return nothing, hence the Installer should continue)
After successful install, as root:
1) rename renamed_fuser back to its original name