if it helps, it always seems to come when I move between sectors

material using texture with that name
  Could not find texture \'/planeshift/food/carpfish01.tga\'. Attempting to load.
  Could not find material \'/planeshift/food/carrot01.tga\'. Creating new
  material using texture with that name
  Could not find texture \'/planeshift/food/carrot01.tga\'. Attempting to load.
  Could not find material \'/planeshift/food/fish01a.tga\'. Creating new
  material using texture with that name
  Could not find texture \'/planeshift/food/fish01a.tga\'. Attempting to load.
  Could not find material \'/planeshift/food/meat01.tga\'. Creating new material
  using texture with that name
  Could not find texture \'/planeshift/food/meat01.tga\'. Attempting to load.
  Could not find material \'/planeshift/food/mushroom01.tga\'. Creating new
  material using texture with that name
  Could not find texture \'/planeshift/food/mushroom01.tga\'. Attempting to load.
  Could not find material \'/planeshift/food/mushroom02a.tga\'. Creating new
  material using texture with that name
  Could not find texture \'/planeshift/food/mushroom02a.tga\'. Attempting to
  load.
  Could not find material \'/planeshift/food/pie01a.tga\'. Creating new material
  using texture with that name
  Could not find texture \'/planeshift/food/pie01a.tga\'. Attempting to load.
  Could not find material \'/planeshift/azure_way/glyph_azure_01a.png\'.
  Creating new material using texture with that name
  Could not find texture \'/planeshift/azure_way/glyph_azure_01a.png\'.
  Attempting to load.
  Could not find material \'/planeshift/blue_way/glyph_blue_01a.png\'. Creating
  new material using texture with that name
  Could not find texture \'/planeshift/blue_way/glyph_blue_01a.png\'. Attempting
  to load.
  Could not find material \'/planeshift/brown_way/glyph_brown_01a.png\'.
  Creating new material using texture with that name
  Could not find texture \'/planeshift/brown_way/glyph_brown_01a.png\'.
  Attempting to load.
  Could not find material \'/planeshift/crystal_way/glyph_crystal_01a.png\'.
  Creating new material using texture with that name
  Could not find texture \'/planeshift/crystal_way/glyph_crystal_01a.png\'.
  Attempting to load.
  Could not find material \'/planeshift/dark_way/glyph_dark_01a.png\'. Creating
  new material using texture with that name
  Could not find texture \'/planeshift/dark_way/glyph_dark_01a.png\'. Attempting
  to load.
  Could not find material \'/planeshift/red_way/glyph_red_01a.png\'. Creating
  new material using texture with that name
  Could not find texture \'/planeshift/red_way/glyph_red_01a.png\'. Attempting
  to load.
Creating psnetconnection af59468!

FindWidget
:
  Could not locate widget CreditsWindow in None
  Could not locate widget CreditsWindow in None
SCF_NOTIFY: loading plugin /home/brian/planeshift/CS/glshader_fixed.so to satisfy request for csGLShader_FIXED

crystalspace.canvas.opengl.extmgr:
  GL Extension \'GL_ARB_texture_env_dot3\' found and used.

crystalspace.graphics3d.shader.fixed:
  Multitexture units: puny 2

crystalspace.graphics3d.shadercompiler.xmlshader:
  Shader \'std_lighting\'<2>: Technique with priority 200 succeeds!
Received the critical strings, so far so good
  Shader \'std_lighting\'<0>: Technique with priority 200 succeeds!

planeshift.application.client:
  PSLoader: step 2: success

ParseFile
:
  Could not find file: /planeshift/world/hydlaa_common/sound.xml

planeshift.application.client:
  PSLoader: step 3: success

HandleStatsUpdate
:
  Stat request failed because CelClient not ready for 1263
Still loading maps, ignoring crossing to sector SectorWhereWeKeepEntitiesResidingInUnloadedMaps.

CheckSectorCrossing
:
  Sector crossed from (null) to
  SectorWhereWeKeepEntitiesResidingInUnloadedMaps.


OnDrawingFinished
:
  Going to load and unload maps
Setting background Loading Arena Background
Before LoadMapFile of /planeshift/world/hyarena: time=33031
After LoadMapFile: time=34747

crystalspace.engine.warning:
  Lightmaps are not up to date (no \'lm_precalc_info\' found in cache).
  Use -relight cmd option to calc lighting.
After cur_region->Prepare: time=34864
WARNING! Object \'_s_hall01Lg01_31\' is not closed!
WARNING! Object \'_s_hall01Lg01_26\' is not closed!
WARNING! Object \'_s_hall01Lg01_25\' is not closed!
WARNING! Object \'_s_hall01Lg01_24\' is not closed!
WARNING! Object \'_s_hall01Lg01_41\' is not closed!
WARNING! Object \'_s_hall01Lg01_36\' is not closed!
...
After Precache: time=36335
After SetupWorldColliders: time=36457
Region hyarena loaded successfully.

OnDrawingFinished
:
  Going to load and unload maps
Setting background Loading Arena Background
Before LoadMapFile of /planeshift/world/arena: time=36686

crystalspace.maploader.parse.image:
  Could not open image file \'bamboo01.jpg\' on VFS!

crystalspace.maploader.parse.texture:
  Could not load texture \'bamboo01.jpg\', using checkerboard instead
[node:
  world,textures,texture(name=bamboo01.jpg)]

crystalspace.maploader.parse.image:
  Could not open image file \'Oja_Details01.jpg\' on VFS!

crystalspace.maploader.parse.texture:
  Could not load texture \'Oja_Details01.jpg\', using checkerboard
  instead
[node: world,textures,texture(name=Oja_Details01.jpg)]

crystalspace.maploader.parse.image:
  Could not open image file \'bb_shute01.jpg\' on VFS!

crystalspace.maploader.parse.texture:
  Could not load texture \'bb_shute01.jpg\', using checkerboard instead
[node:
  world,textures,texture(name=bb_shute01.jpg)]

crystalspace.maploader.parse.image:
  Could not open image file \'sandstone02.jpg\' on VFS!

crystalspace.maploader.parse.texture:
  Could not load texture \'sandstone02.jpg\', using checkerboard instead
[node:
  world,textures,texture(name=sandstone02.jpg)]
After LoadMapFile: time=39890

crystalspace.engine.warning:
  Lightmaps are not up to date (no \'lm_precalc_info\' found in cache).
  Use -relight cmd option to calc lighting.
After cur_region->Prepare: time=42226
After Precache: time=51416
After SetupWorldColliders: time=52469
Region arena loaded successfully.
*********************
CLEARING LIGHT SETTINGS
******************************
Crossed from sector SectorWhereWeKeepEntitiesResidingInUnloadedMaps to sector hycorr2.

MovePlayerTo
:
  Setting position of player to the new sector

MovePlayerTo
:
  Setting position of player -188.300003 -0.475617 -280.260010

CheckSectorCrossing
:
  Sector crossed from SectorWhereWeKeepEntitiesResidingInUnloadedMaps to
  hycorr2.

Failed to remap key \'Buddy\'! Duplicate?

planeshift.application.client:
  PSLoader: step 4: success
SCF_NOTIFY: loading plugin /home/brian/planeshift/CS/particlesldr.so to satisfy request for csParticlesFactoryLoader
SCF_NOTIFY: loading plugin /home/brian/planeshift/CS/particles.so to satisfy request for csParticlesType

crystalspace.maploader.parse.image:
  Could not open image file \'/this/art/effects/target.png\' on VFS!

crystalspace.maploader.parse.texture:
  Could not load texture \'target\', using checkerboard instead
[node:
  library,textures,texture(name=target)]

planeshift_effects:
  Effect obj left is missing a tag.  If you want an infinite effect
  use none

  Problem with an effect obj in: target2

  Effect obj underglow is missing a tag.  If you want an infinite
  effect use none

  Problem with an effect obj in: target2

  Effect obj left is missing a tag.  If you want an infinite effect
  use none

  Problem with an effect obj in: target3

  Effect obj underglow is missing a tag.  If you want an infinite
  effect use none

  Problem with an effect obj in: target3


crystalspace.maploader.parse.image:
  Could not open image file \'/this/art/effects/arrowUV.jpg\' on VFS!

crystalspace.maploader.parse.texture:
  Could not load texture \'arrowUV\', using checkerboard instead
[node:
  library,textures,texture(name=arrowUV)]

crystalspace.maploader.parse.image:
  Could not open image file \'/this/art/effects/rect_texture1.png\' on VFS!

crystalspace.maploader.parse.texture:
  Could not load texture \'rect_texture1\', using checkerboard instead
[node:
  library,textures,texture(name=rect_texture1)]
Scrolling widget -1 dir -4000 to value 0.0
Scrolling widget -1 dir -5000 to value 0.0

crystalspace.font.freefont2:
  Could not open fontfile /planeshift/data/ttf/becker-m.ttf!

crystalspace.font.csfont:
  Could not read font file /planeshift/data/ttf/becker-m.ttf.

FindWidget
:
  Could not locate widget ButtonExamine in InteractWindow
  Could not locate widget ButtonUnlock in InteractWindow
  Could not locate widget ButtonUse in InteractWindow
  Could not locate widget ButtonPickup in InteractWindow
  Could not locate widget ButtonDrop in InteractWindow
  Could not locate widget ButtonLoot in InteractWindow
  Could not locate widget ButtonBuySell in InteractWindow
  Could not locate widget ButtonGive in InteractWindow
  Could not locate widget ButtonClose in InteractWindow
  Could not locate widget ButtonPlayerDesc in InteractWindow
  Could not locate widget ButtonAttack in InteractWindow
  Could not locate widget ButtonCombine in InteractWindow
  Could not locate widget ButtonExchange in InteractWindow
  Could not locate widget ButtonTrain in InteractWindow

CreateTexture
:
  Could not open image: >/paws/real_skin/gui/grey_bg.png<

LoadAttributes
:
  GUI image \'Grey Background\' not found.


CreateTexture
:
  Could not open image: >/paws/real_skin/gui/grey_bg.png<

LoadAttributes
:
  GUI image \'Grey Background\' not found.


CreateTexture
:
  Could not open image: >/paws/real_skin/gui/grey_bg.png<

LoadAttributes
:
  GUI image \'Grey Background\' not found.


CreateTexture
:
  Could not open image: >/paws/real_skin/gui/grey_bg.png<

LoadAttributes
:
  GUI image \'Grey Background\' not found.


CreateTexture
:
  Could not open image: >/paws/real_skin/gui/grey_bg.png<

LoadAttributes
:
  GUI image \'Grey Background\' not found.

  GUI image \'Scribe\' not found.

  GUI image \'Modify Description BG\' not found.

  GUI image \'Modify Save\' not found.

  GUI image \'Modify Cancel\' not found.


FindWidget
:
  Could not locate widget QuestEdit in None

planeshift.application.client:
  PSLoader: step 5: success
Got movement type Forward
Got movement type Backward
Got movement type Run
Got movement type Rotate left
Got movement type Rotate right
Got movement type Strafe left
Got movement type Strafe right
Got movement type Jump
Got movement type Fly
Crossed from sector hycorr2 to sector outer.

MovePlayerTo
:
  Setting position of player to the new sector

MovePlayerTo
:
  Setting position of player 137.312988 0.697543 2.207031
[brian@localhost planeshift]$

Ok - I have reinstalled FC4 and installed the Nvidia drivers from NVidia\'s site. I get the following now:

X Error of failed request:  BadWindow (invalid Window parameter)
  Major opcode of failed request:  4 (X_DestroyWindow)
  Resource id in failed request:  0x1e00004
  Serial number of failed request:  449
  Current serial number in output stream:  451
*** glibc detected *** /home/brian/planeshift/psclient.bin: double free or corruption (!prev): 0x0dfb4288 ***
======= Backtrace: =========
/lib/libc.so.6[0x1c4124]
/lib/libc.so.6(__libc_free+0x77)[0x1c465f]
/usr/lib/libstdc++.so.5(_ZdlPv+0x23)[0xb7fb1f53]
/usr/lib/libstdc++.so.5(_ZdaPv+0x1f)[0xb7fb1faf]
/home/brian/planeshift/CS/dynavis.so(_ZN13csKDTreeChildD1Ev+0x29)[0xb1ee7b79]
======= Memory map: ========
0013b000-0013f000 r-xp 00000000 fd:00 7016676    /usr/lib/libogg.so.0.5.2
0013f000-00140000 rwxp 00003000 fd:00 7016676    /usr/lib/libogg.so.0.5.2
00143000-0015d000 r-xp 00000000 fd:00 6979678    /lib/ld-2.3.5.so
0015d000-0015e000 r-xp 00019000 fd:00 6979678    /lib/ld-2.3.5.so
0015e000-0015f000 rwxp 0001a000 fd:00 6979678    /lib/ld-2.3.5.so
00161000-00284000 r-xp 00000000 fd:00 6979679    /lib/libc-2.3.5.so
00284000-00286000 r-xp 00123000 fd:00 6979679    /lib/libc-2.3.5.so
00286000-00288000 rwxp 00125000 fd:00 6979679    /lib/libc-2.3.5.so
00288000-0028a000 rwxp 00288000 00:00 0
0028c000-002af000 r-xp 00000000 fd:00 6980645    /lib/libm-2.3.5.so
002af000-002b0000 r-xp 00022000 fd:00 6980645    /lib/libm-2.3.5.so
002b0000-002b1000 rwxp 00023000 fd:00 6980645    /lib/libm-2.3.5.so
002b3000-002b5000 r-xp 00000000 fd:00 6980656    /lib/libdl-2.3.5.so
002b5000-002b6000 r-xp 00001000 fd:00 6980656    /lib/libdl-2.3.5.so
002b6000-002b7000 rwxp 00002000 fd:00 6980656    /lib/libdl-2.3.5.so
002b9000-002cb000 r-xp 00000000 fd:00 7019283    /usr/lib/libz.so.1.2.2.2
002cb000-002cc000 rwxp 00011000 fd:00 7019283    /usr/lib/libz.so.1.2.2.2
002ce000-0039e000 r-xp 00000000 fd:00 7016624    /usr/X11R6/lib/libX11.so.6.2
0039e000-003a2000 rwxp 000cf000 fd:00 7016624    /usr/X11R6/lib/libX11.so.6.2
003a4000-003b2000 r-xp 00000000 fd:00 7016625    /usr/X11R6/lib/libXext.so.6.4
003b2000-003b3000 rwxp 0000e000 fd:00 7016625    /usr/X11R6/lib/libXext.so.6.4
003b5000-003c3000 r-xp 00000000 fd:00 6980657    /lib/libpthread-2.3.5.so
003c3000-003c4000 r-xp 0000d000 fd:00 6980657    /lib/libpthread-2.3.5.so
003c4000-003c5000 rwxp 0000e000 fd:00 6980657    /lib/libpthread-2.3.5.so
003c5000-003c7000 rwxp 003c5000 00:00 0
003c9000-0042a000 r-xp 00000000 fd:00 7019380    /usr/lib/libfreetype.so.6.3.7
0042a000-00431000 rwxp 00061000 fd:00 7019380    /usr/lib/libfreetype.so.6.3.7
00485000-0048c000 r-xp 00000000 fd:00 7016921    /usr/X11R6/lib/libXrender.so.1.2.2
0048c000-0048d000 rwxp 00007000 fd:00 7016921    /usr/X11R6/lib/libXrender.so.1.2.2
0048f000-00498000 r-xp 00000000 fd:00 7019406    /usr/X11R6/lib/libXcursor.so.1.0.2
00498000-00499000 rwxp 00008000 fd:00 7019406    /usr/X11R6/lib/libXcursor.so.1.0.2
004b6000-004bf000 r-xp 00000000 fd:00 6980683    /lib/libgcc_s-4.0.1-20050727.so.1
004bf000-004c0000 rwxp 00009000 fd:00 6980683    /lib/libgcc_s-4.0.1-20050727.so.1
005af000-005be000 r-xp 00000000 fd:00 6979695    /lib/libresolv-2.3.5.so
005be000-005bf000 r-xp 0000e000 fd:00 6979695    /lib/libresolv-2.3.5.so
005bf000-005c0000 rwxp 0000f000 fd:00 6979695    /lib/libresolv-2.3.5.so
005c0000-005c2000 rwxp 005c0000 00:00 0
005c4000-005db000 r-xp 00000000 fd:00 7012431    /usr/X11R6/lib/libICE.so.6.3
005db000-005dc000 rwxp 00016000 fd:00 7012431    /usr/X11R6/lib/libICE.so.6.3
005dc000-005de000 rwxp 005dc000 00:00 0
005e0000-005e8000 r-xp 00000000 fd:00 7020033    /usr/X11R6/lib/libSM.so.6.0
005e8000-005e9000 rwxp 00007000 fd:00 7020033    /usr/X11R6/lib/libSM.so.6.0
005eb000-00647000 r-xp 00000000 fd:00 7019422    /usr/X11R6/lib/libXaw.so.7.0
00647000-0064e000 rwxp 0005b000 fd:00 7019422    /usr/X11R6/lib/libXaw.so.7.0
006f3000-00716000 r-xp 00000000 fd:00 7020032    /usr/lib/libpng12.so.0.1.2.8
00716000-00717000 rwxp 00023000 fd:00 7020032    /usr/lib/libpng12.so.0.1.2.8
00719000-0071b000 r-xp 00000000 fd:00 6980684    /lib/libutil-2.3.5.so
0071b000-0071c000 r-xp 00001000 fd:00 6980684    /lib/libutil-2.3.5.so
0071c000-0071d000 rwxp 00002000 fd:00 6980684    /lib/libutil-2.3.5.so
00bb0000-00bc6000 r-xp 00000000 fd:00 7019801    /usr/X11R6/lib/libXmu.so.6.2
00bc6000-00bc7000 rwxp 00015000 fd:00 7019801    /usr/X11R6/lib/libXmu.so.6.2
00d03000-00d18000 r-xp 00000000 fd:00 7019418    /usr/X1[brian@localhost planeshift]$