When i m trying to use YUM I have this message: I m using Mandriva 2006.1 Can you help me please ?? Thx a lot ############################################# [root@Aqualand_Lagoon rorqual]# yum There was a problem importing one of the Python modules required to run yum. The error leading to this problem was: No module named cElementTree Please install a package which provides this module, or verify that the module is installed correctly. It's possible that the above module doesn't match the current version of Python, which is: 2.4.1 (#2, Oct 8 2005, 00:22:59) [GCC 4.0.1 (4.0.1-5mdk for Mandriva Linux release 2006.0)]