Comment 4 for bug 164288

Specifically, the simple fix for this is something like:

=== modified file 'bzrlib/smart/server.py'
--- bzrlib/smart/server.py 2007-12-13 22:22:58 +0000
+++ bzrlib/smart/server.py 2008-04-18 21:18:54 +0000
@@ -59,6 +59,10 @@
         self._socket_error = socket_error
         self._socket_timeout = socket_timeout
         self._server_socket = socket.socket()
+ reuse_addr = getattr(socket, 'SO_REUSEADDR', None)
+ if reuse_addr is not None:
+ self._server_socket.setsockopt(socket.SOL_SOCKET,
+ socket.SO_REUSEADDR, 1)
         self._server_socket.bind((host, port))
         self._sockname = self._server_socket.getsockname()
         self.port = self._sockname[1]