Error:
Fatal error during packages installation: Test Transaction Errors: package libarchive-2.8.4-11082614.x86_64 (which is newer than libarchive-2.8.4-6.el5.i386) is already installed
YumTestTransactionError: Test Transaction Errors: package libarchive-2.8.4-11082614.x86_64 (which is newer than libarchive-2.8.4-6.el5.i386) is already installed
Error: Failed to run the Yum utility.
The Yum utility failed to install the required packages.
Attention! Your software might be inoperable.
Please, contact product technical support.
Fix:
rpm -e --nodeps libarchive
wget -q https://dl.fedoraproject.org/pub/epel/epel-release-latest-5.noarch.rpm
rpm -Uvh epel-release-latest-5.noarch.rpm
yum install libarchive
/usr/local/psa/admin/bin/autoinstaller