Anyone else seeing this when trying to install httpd? My mirror is completely up to date and the machine is a fresh install of CentOS 5.6 Loaded plugins: fastestmirror, priorities Loading mirror speeds from cached hostfile Excluding Packages from CentOS-5 - Base Finished Excluding Packages from CentOS-5 - Updates Finished 7 packages excluded due to repository priority protections Setting up Install Process Resolving Dependencies --> Running transaction check ---> Package httpd.x86_64 0:2.2.3-45.el5.centos set to be updated NSG/filelists | 157 kB 00:00 addons/filelists | 197 B 00:00 adobe-linux/filelists | 140 kB 00:00 base/filelists_db | 4.0 MB 00:00 extras/filelists_db | 225 kB 00:00 updates/filelists_db | 1.5 MB 00:00 --> Processing Dependency: libaprutil-1.so.0()(64bit) for package: httpd --> Processing Dependency: libapr-1.so.0()(64bit) for package: httpd --> Running transaction check ---> Package apr.x86_64 0:1.2.7-11.el5_5.3 set to be updated ---> Package apr-util.x86_64 0:1.2.7-11.el5_5.2 set to be updated --> Processing Dependency: libpq.so.4()(64bit) for package: apr-util --> Finished Dependency Resolution apr-util-1.2.7-11.el5_5.2.x86_64 from base has depsolving problems --> Missing Dependency: libpq.so.4()(64bit) is needed by package apr-util-1.2.7-11.el5_5.2.x86_64 (base) Error: Missing Dependency: libpq.so.4()(64bit) is needed by package apr-util-1.2.7-11.el5_5.2.x86_64 (base) You could try using --skip-broken to work around the problem You could try running: package-cleanup --problems package-cleanup --dupes rpm -Va --nofiles --nodigest -- James A. Peltier IT Services - Research Computing Group Simon Fraser University - Burnaby Campus Phone : 778-782-6573 Fax : 778-782-3045 E-Mail : jpeltier at sfu.ca Website : http://www.sfu.ca/itservices http://blogs.sfu.ca/people/jpeltier