f-spot causes X to crash on thin-client

Binary package hint: xserver-xorg-video-openchrome

When running the commande "f-spot" on a workstation with openchrome supported hardware and openchrome driver, X server crash. The workstation is configured as a thin-client.

The backtrace in the Xorg.log file is shown below :

Backtrace:
0: /usr/bin/X(xf86SigHandler+0x7e) [0x80c780e]
1: [0xffffe420]
2: /usr/lib/dri/unichrome_dri.so(viaWaitIdle+0x1d8) [0xb1785ba8]
3: /usr/lib/dri/unichrome_dri.so(viaDestroyContext+0x4f) [0xb1781c6f]
4: /usr/lib/dri/unichrome_dri.so [0xb177d2e7]
5: /usr/lib/xorg/modules/extensions//libglx.so [0xb7ad49c4]
6: /usr/lib/xorg/modules/extensions//libglx.so(__glXFreeContext+0x84) [0xb7a9d734]
7: /usr/lib/xorg/modules/extensions//libglx.so [0xb7a9d787]
8: /usr/bin/X(FreeClientResources+0x82) [0x8075e92]
9: /usr/bin/X(CloseDownClient+0x75) [0x8087685]
10: /usr/bin/X(Dispatch+0x300) [0x808d910]
11: /usr/bin/X(main+0x48b) [0x807471b]
12: /lib/tls/i686/cmov/libc.so.6(__libc_start_main+0xe0) [0xb7d76450]
13: /usr/bin/X(FontFileCompleteXLFD+0x201) [0x8073a91]

Fatal server error:
Caught signal 11. Server aborting

(II) AIGLX: Suspending AIGLX clients for VT switch
(II) CHROME(0): VIALeaveVT

Server and client are running ubuntu hardy.

 xserver-xorg-video-openchrome 1:0.2.901-0ubuntu4
 xserver-xorg 1:7.3+10ubuntu10

The client machine is a Wyse V50LE Unichrome Pro VGA card

01:00.0 VGA compatible controller: VIA Technologies, Inc. UniChrome Pro IGP (rev 01)