7.5.3 fails

[fishface]

Tried running updater from plesk and get this error :
---

Preparing for packages installation...Error reading info for conflict check of installed package (null). Error reading info for conflict check of installed package (null). Error reading info for conflict check of installed package (null).

----- begin of output -----
Installing libtool-libs-1.5.6-1.i386.rpm
warning: /root/psa/PSA_7.5.3/FC2_std.updates/libtool-libs-1.5.6-1.i386.rpm: V3 DSA signature: NOKEY, key ID 4f2a6fd2
file /usr/lib/libltdl.so.3.1.0 from install of libtool-libs-1.5.6-1 conflicts with file from package libltdl-1.5.10-4

----- end of output -----
===> Autoinstaller: stopped logging at Thu Jun 9 17:14:54 2005

***** end of log file *****


Anyone help ? thanks