fglrx upgrade fail

Setting up fglrx (2:15.200-0ubuntu0.3) ...
update-alternatives: warning: forcing reinstallation of alternative /usr/lib/fglrx/ld.so.conf because link group x86_64-linux-gnu_gl_conf is broken
update-alternatives: error: unable to remove '/etc/ati': Is a directory
dpkg: error processing package fglrx (--configure):
 subprocess installed post-installation script returned error exit status 2
Errors were encountered while processing:
 fglrx
E: Sub-process /usr/bin/dpkg returned an error code (1)