Mplayer, Xv and port 139

[Kwallo]

Mplayer crashes on startup with the below error - somtimes, sometimes not.

When is does, if I stop Samba and free port 139 it works fine. But I cannot find
where to tell Xv to use another port.

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MPlayer dev-CVS-060217-19:46-3.4.5 (C) 2000-2006 MPlayer Team
CPU: Intel Pentium 4 Willamette; Xeon Foster (Family: 15, Stepping: 10)
MMX2 supported but disabled
CPUflags: MMX: 1 MMX2: 0 3DNow: 0 3DNow2: 0 SSE: 1 SSE2: 1
Compiled for x86 CPU with extensions: MMX SSE SSE2

91 audio & 206 video codecs
Playing JfJBn2h3xDG2.wmv.
ASF file format detected.
VIDEO: [WMV3] 640x480 24bpp 1000.000 fps 0.0 kbps ( 0.0 kbyte/s)
Clip info:
name:
author:
copyright:
comments:
Xv: could not grab port 139
X11 error: BadMatch (invalid parameter attributes)

MPlayer interrupted by signal 6 in module: preinit_libvo