Solution for error "**: error while loading shared libraries: **"

Just some quick notes, can try following before you make any other searches, run with sudo or root:

ldconfig -v

Also can use following:

ldd <path_to_filename/filename>

To get info about shared libs needed, and copy them into /usr/lib and then run the above command. You can also try the above command above to see i the problem solved or not.