Im trying to install xorg-x11-apps on RHEL 7.2 but it failed because of dependecies: rpm -i xorg-x11-apps-7.7-6.el7.x86_64.rpmwarning: xorg-x11-apps-7.7-6.el7.x86_64.rpm: Header V3 RSA/SHA256 Signature, key ID f4a80eb5: NOKEYerror: Failed dependencies:    libSM.so.6()(64bit) is needed by xorg-x11-apps-7.7-6.el7.x86_64    libX11.so.6()(64bit) is needed by xorg-x11-apps-7.7-6.el7.x86_64    libXaw.so.7()(64bit) is needed by xorg-x11-apps-7.7-6.el7.x86_64its weird cause I installed this a few minutes ago:[root@hostname ~]# ldconfig -p | grep SM    libSM.so.6 (libc6) => /usr/X11R6/lib/libSM.so.6    libSM.so.6 (libc6) => /lib/libSM.so.6path /lib is teling that its not x64 lib? Cause i download first rpm from  https://rpmfind.net/linux/rpm2html/search.php?query=libSM.so.6&submit=Search+...&system=centos&arch= 
Failed dependencies but lib is installed(?)
rpm;libraries