Jason> I had reinstalled procps but here in intersting thing to me. Jason> [/bin]# rpm -qf ps procps-2.0.6-5mdk [/bin]# rpm --verify Jason> procps-2.0.6-5mdk package procps-2.0.6-5mdk is not installed for verify and the like you don't specify the version number, just the package name: rpm -V procps kevin