Unable to launch desktop client on linux, installation seems broken

run
export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:/path/to/library
in your case
export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:/usr/local/lib64

add export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:/usr/local/lib64 to your ~/.bashrc, so it will run every time you log in