Already upgraded to 5.7 (did it today, in fact) then reinstalled planeshift, then ran it. it failed. now to apply any fixes etc, then retry, but I' not putting money on this working...
Here's the details. I'll put the bits that looked important to me at the top, with a full readout underneath.
29/05/2009 22:38:07 [0x0-0x4b04b].psclient[592] PSLoader: step 2: success
29/05/2009 22:38:08 [0x0-0x4b04b].psclient[592] Fri May 29 22:38:08 2009, Could not find file: /planeshift/world/hydlaa_jayose/sound.xml
29/05/2009 22:38:08 [0x0-0x4b04b].psclient[592] PSLoader: step 3: success
29/05/2009 22:38:09 [0x0-0x4b04b].psclient[592] PSLoader: step 4: success
29/05/2009 22:38:10 [0x0-0x4b04b].psclient[592] Fri May 29 22:38:10 2009, Still loading maps, ignoring crossing to sector magicshop.
29/05/2009 22:38:13 com.apple.launchd[258] ([0x0-0x4b04b].psclient[592]) Exited abnormally: Segmentation fault
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29/05/2009 22:38:05 [0x0-0x4b04b].psclient[592] Mounting skin: /this/art/skins/elves.zip
29/05/2009 22:38:05 [0x0-0x4b04b].psclient[592] Mounting skin: /planeshift/art/skins/base/client_base.zip
29/05/2009 22:38:05 [0x0-0x4b04b].psclient[592] psEngine initialized.
29/05/2009 22:38:05 [0x0-0x4b04b].psclient[592] Using fontsize 16 for resolution 1023x683
29/05/2009 22:38:06 [0x0-0x4b04b].psclient[592] WARNING! Object 'spikes_03' is not closed!
29/05/2009 22:38:06 [0x0-0x4b04b].psclient[592] WARNING! Object '_s_walls_01' is not closed!
29/05/2009 22:38:06 [0x0-0x4b04b].psclient[592] WARNING! Object '_s_sigil_01' is not closed!
29/05/2009 22:38:06 [0x0-0x4b04b].psclient[592] WARNING! Object '_s_sigil_05' is not closed!
29/05/2009 22:38:06 [0x0-0x4b04b].psclient[592] WARNING! Object '_s_bridge_01' is not closed!
29/05/2009 22:38:06 [0x0-0x4b04b].psclient[592] WARNING! Object '_s_sigil_03' is not closed!
29/05/2009 22:38:06 [0x0-0x4b04b].psclient[592] ...
29/05/2009 22:38:07 [0x0-0x4b04b].psclient[592] crystalspace.graphics3d.shader.fixed:
29/05/2009 22:38:07 [0x0-0x4b04b].psclient[592] Multitexture units: whopping 8
29/05/2009 22:38:07 [0x0-0x4b04b].psclient[592] crystalspace.shader.expressionaccessor:
29/05/2009 22:38:07 [0x0-0x4b04b].psclient[592] eval error: Cannot resolve variable name dynamic in symbol table.
29/05/2009 22:38:07 [0x0-0x4b04b].psclient[592] planeshift.application.client:
29/05/2009 22:38:07 [0x0-0x4b04b].psclient[592] PSLoader: step 2: success
29/05/2009 22:38:07 [0x0-0x4b04b].psclient[592] Fri May 29 22:38:07 2009, <src/client/pscharcontrol.cpp:880 LoadKeys SEVERE>
29/05/2009 22:38:07 [0x0-0x4b04b].psclient[592] Fri May 29 22:38:07 2009, Failed to map 'F10' to 'Brightness reset'
29/05/2009 22:38:08 [0x0-0x4b04b].psclient[592] PSLoader: step 3: success
29/05/2009 22:38:08 [0x0-0x4b04b].psclient[592] Fri May 29 22:38:08 2009, <src/common/util/psxmlparser.cpp:282 ParseFile SEVERE>
29/05/2009 22:38:08 [0x0-0x4b04b].psclient[592] Fri May 29 22:38:08 2009, Could not find file: /planeshift/world/hydlaa_jayose/sound.xml
29/05/2009 22:38:09 [0x0-0x4b04b].psclient[592] Fri May 29 22:38:09 2009, <src/common/util/psxmlparser.cpp:282 ParseFile SEVERE>
29/05/2009 22:38:09 [0x0-0x4b04b].psclient[592] Fri May 29 22:38:09 2009, Could not find file: /planeshift/world/terr_common/sound.xml
29/05/2009 22:38:09 [0x0-0x4b04b].psclient[592] PSLoader: step 4: success
29/05/2009 22:38:09 [0x0-0x4b04b].psclient[592] Map terr_common loaded successfully in 412ms
29/05/2009 22:38:09 [0x0-0x4b04b].psclient[592] Fri May 29 22:38:09 2009, <src/client/psclientdr.cpp:248 HandleStatsUpdate SEVERE>
29/05/2009 22:38:09 [0x0-0x4b04b].psclient[592] Fri May 29 22:38:09 2009, Stat request failed because CelClient not ready for EID:30116
29/05/2009 22:38:10 [0x0-0x4b04b].psclient[592] Map magicshop loaded successfully in 863ms
29/05/2009 22:38:10 [0x0-0x4b04b].psclient[592] Fri May 29 22:38:10 2009, <src/client/zonehandler.cpp:189 HandleMessage>
29/05/2009 22:38:10 [0x0-0x4b04b].psclient[592] Fri May 29 22:38:10 2009, Still loading maps, ignoring crossing to sector magicshop.
29/05/2009 22:38:13 com.apple.launchd[258] ([0x0-0x4b04b].psclient[592]) Exited abnormally: Segmentation fault