Whenever you encounter the following error:

Traceback (most recent call last):
  File "/usr/lib/glusterfs/glusterfs/python/syncdaemon/syncdutils.py", line 154, in twrap
    tf(*aa)
  File "/usr/lib/glusterfs/glusterfs/python/syncdaemon/repce.py", line 117, in listen
    rid, exc, res = recv(self.inf)
  File "/usr/lib/glusterfs/glusterfs/python/syncdaemon/repce.py", line 41, in recv
    return pickle.load(inf)
EOFError

Simply run the command: gluster volume geo-replication VOLUME USER@REMOTE:/DATA/DIR config remote-gsyncd /usr/lib/glusterfs/glusterfs/gsyncd