Not much help in that, I'm afraid.
Eureka. Could it simply be croaking on stack size ("it" being either weidu or the wonderful perl thingie) ? Ugh. (stack size (kbytes, -s) 8192)
BIFF may be in hard-drive CD-path [./CD2/DATA/DEFAULT.BIF]
BIFF may be in hard-drive CD-path [./CD3/DATA/DEFAULT.BIF]
BIFF may be in hard-drive CD-path [./CD4/DATA/DEFAULT.BIF]
BIFF may be in hard-drive CD-path [./CD5/DATA/DEFAULT.BIF]
BIFF may be in hard-drive CD-path [./CD6/DATA/DEFAULT.BIF]
BIFF may be in hard-drive CD-path [./cache/DATA/DEFAULT.BIF]
[./DATA/DEFAULT.BIF] 5847739 bytes, 444 files, 0 tilesets
[./override/xnewarea.2da] loaded, 287 bytes
[dialog.tlk] claims to be writeable.
[dialog.tlk] claims to be a regular file.
WARNING: parsing log [WeiDU.log]: Sys_error("weidu.log: No such file or directory")
Choose your language:
0 [English]
1 [Espanol (www.clandlan.net)]
2 [Polski (Yarpen)]
3 [Deutsch (Leonardo Watson)]
Using Language [English]
[English] has 1 top-level TRA files
[scsII/tra/english/english.tra] has 466 translation strings
--
Copying 1 file ...
[./override/gpshout.bcs] loaded, 37120 bytes
Copied [gpshout.bcs] to [override/trgrd03.bcs]
Extending game scripts ...
[scsII/help/scripts/trgrd03_add.baf] loaded, 99 bytes
[./override/TRGRD03.BCS] loaded, 37120 bytes
Extended script [trgrd03.bcs] with [scsII/help/scripts/trgrd03_add.baf]
Copying and patching 6 files ...
[./override/STATE.IDS] loaded, 1668 bytes
[override/gpshout.bcs] loaded, 37120 bytes
WARNING: cannot find block matching [scsII/help/scripts/sardw_old.baf]
Copied [sarbul01.bcs] to [override/sarbul01.bcs]
[override/gpshout.bcs] loaded, 37120 bytes
WARNING: cannot find block matching [scsII/help/scripts/sardw_old.baf]
Copied [sarbul02.bcs] to [override/sarbul02.bcs]
[override/gpshout.bcs] loaded, 37120 bytes
WARNING: cannot find block matching [scsII/help/scripts/sardw_old.baf]
Copied [sarbul03.bcs] to [override/sarbul03.bcs]
[override/gpshout.bcs] loaded, 37120 bytes
WARNING: cannot find block matching [scsII/help/scripts/sardw_old.baf]
Copied [sardw01.bcs] to [override/sardw01.bcs]
[override/gpshout.bcs] loaded, 37120 bytes
WARNING: cannot find block matching [scsII/help/scripts/sardw_old.baf]
Copied [sardw02.bcs] to [override/sardw02.bcs]
[override/gpshout.bcs] loaded, 37120 bytes
WARNING: cannot find block matching [scsII/help/scripts/sardw_old.baf]
Copied [sardw03.bcs] to [override/sardw03.bcs]
Copying and patching 2 files ...
Copied [uhogre.bcs] to [override/uhogre.bcs]
Copied [madulf.bcs] to [override/madulf.bcs]
Copying and patching 3 files ...
[./override/ANIMATE.IDS] loaded, 8276 bytes
Copied [trrak01.bcs] to [override/trrak01.bcs]
Copied [trrak02.bcs] to [override/trrak02.bcs]
Copied [trrak03.bcs] to [override/trrak03.bcs]
Copying and patching 1 file ...
--
Copying and patching 1 file ...
[override/drdsht01.bcs] loaded, 37002 bytes
Copied [faldorn.bcs] to [override/faldorn.bcs]
Copying and patching 1 file ...
[scsII/help/ssl_out/help.baf] loaded, 11264 bytes
Copied [scsII/help/ssl_out/help.baf] to [override/dw#alert.baf]
Compiling 1 script ...
Processing 1 dialogues/scripts ...
Copying and patching 1 file ...
[override/dw#alert.bcs] loaded, 37002 bytes
WARNING: cannot find block matching [scsII/help/scripts/teltief_old.baf]
Copied [teltief3.bcs] to [override/teltief3.bcs]
Copying and patching 1 file ...
[./override/gpthief.bcs] loaded, 313680 bytes
[override/dw#alert.bcs] loaded, 37002 bytes
override/gpthief.bcs copied to scsII/backup/6010/gpthief.bcs, 313680 bytes
Copied [gpthief.bcs] to [override/gpthief.bcs]
Copying and patching 1 file ...
[./override/gparcher.bcs] loaded, 315285 bytes
[override/dw#alert.bcs] loaded, 37002 bytes
override/gparcher.bcs copied to scsII/backup/6010/gparcher.bcs, 315285 bytes
--
[override/dw#alert.bcs] loaded, 37002 bytes
override/chalpc01.bcs copied to scsII/backup/6010/chalpc01.bcs, 264342 bytes
Copied [chalpc01.bcs] to [override/chalpc01.bcs]
Copying and patching 1 file ...
[./override/cdtamoko.bcs] loaded, 3300 bytes
[override/dw#alert.bcs] loaded, 37002 bytes
override/cdtamoko.bcs copied to scsII/backup/6010/cdtamoko.bcs, 3300 bytes
Copied [cdtamoko.bcs] to [override/cdtamoko.bcs]
Copying and patching 1 file ...
[override/dw#alert.bcs] loaded, 37002 bytes
WARNING: cannot find block matching [scsII/help/scripts/gpmage_old.baf]
Copied [gpmage2.bcs] to [override/gpmage2.bcs]
Copying and patching 1 file ...
[override/dw#alert.bcs] loaded, 37002 bytes
WARNING: cannot find block matching [scsII/help/scripts/gphealer_old.baf]
Copied [gphealer.bcs] to [override/gphealer.bcs]
Copying and patching 2 files ...
[override/dw#blank.bcs] loaded, 6 bytes
WARNING: cannot find block matching [scsII/help/scripts/amduel_old.baf]
Copied [amduel1.bcs] to [override/amduel1.bcs]
[override/dw#blank.bcs] loaded, 6 bytes
WARNING: cannot find block matching [scsII/help/scripts/amduel_old.baf]
Copied [amduel2.bcs] to [override/amduel2.bcs]
Copying and patching 8 files ...
[./override/gith01.cre] loaded, 1156 bytes
override/gith01.cre copied to scsII/backup/6010/gith01.cre, 1156 bytes
Copied [gith01.cre] to [override/gith01.cre]
[./override/gith02.cre] loaded, 1156 bytes
override/gith02.cre copied to scsII/backup/6010/gith02.cre, 1156 bytes
Copied [gith02.cre] to [override/gith02.cre]
[./override/gith03.cre] loaded, 1156 bytes
override/gith03.cre copied to scsII/backup/6010/gith03.cre, 1156 bytes
--
Copying and patching 1 file ...
[scsII/mage/firelichspells.2da] loaded, 602 bytes
Copied [firlch01.cre] to [override/firlch01.cre]
Compiling 1 script ...
[./override/SPELL.IDS] loaded, 23974 bytes
[./override/STATE.IDS] loaded, 1668 bytes
[./override/STATS.IDS] loaded, 4195 bytes
[./override/GENDER.IDS] loaded, 202 bytes
[./override/RACE.IDS] loaded, 1005 bytes
[scsII/mage/ssl_out/firlch01.baf] PARSE ERROR at line 270 column 1-1
Near Text: (
syntax error
[scsII/mage/ssl_out/firlch01.baf] ERROR at line 270 column 1-1
Near Text: (
Parsing.Parse_error
ERROR: parsing [scsII/mage/ssl_out/firlch01.baf]: Parsing.Parse_error
ERROR: error compiling [scsII/mage/ssl_out/firlch01.baf]: Parsing.Parse_error
ERROR: compiling [scsII/mage/ssl_out/firlch01.baf]!
Stopping installation because of error.
Stopping installation because of error.
Stopping installation because of error.
ERROR Installing [Mages never cast short-duration spells instantly at start of combat], rolling back to previous state
[scsII/backup/6152/UNSETSTR.6152] SET_STRING uninstall info not found
Will uninstall 35 files for [scsii/setup-scsii.tp2] component 6152.
Restoring backed-up [scsII/backup/6152/ACTION.IDS]
scsII/backup/6152/ACTION.IDS copied to override/ACTION.IDS, 13315 bytes
Restoring backed-up [scsII/backup/6152/gorcamb.cre]
scsII/backup/6152/gorcamb.cre copied to override/gorcamb.cre, 2596 bytes
Restoring backed-up [scsII/backup/6152/icyuan03.cre]
scsII/backup/6152/icyuan03.cre copied to override/icyuan03.cre, 1508 bytes
Restoring backed-up [scsII/backup/6152/chevil09.cre]
scsII/backup/6152/chevil09.cre copied to override/chevil09.cre, 2080 bytes
Uninstalled 35 files for [scsii/setup-scsii.tp2] component 6152.
SCSII/SETUP-SCSII.TP2 0 1000 Installed ~Detectable spells and effects (required for most other components)~
SCSII/SETUP-SCSII.TP2 0 6000 Installed ~Smarter general AI~
SCSII/SETUP-SCSII.TP2 0 6010 Installed ~Better calls for help~
SCSII/SETUP-SCSII.TP2 0 6030 Installed ~Improved Spiders~
SCSII/SETUP-SCSII.TP2 0 6040 Installed ~Give fiends more staying power by increasing their hit points (this component has no effect unless Improved Fiends is installed)~
SCSII/SETUP-SCSII.TP2 0 6051 Installed ~Fiends cast spells like normal wizards~
SCSII/SETUP-SCSII.TP2 0 6070 Installed ~Give Celestials slightly more staying power~
SCSII/SETUP-SCSII.TP2 0 6081 Installed ~Celestials cast spells like normal wizards~
ERROR: Parsing.Parse_error
PLEASE email the file setup-scsii.debug to davidw, Gibberlings3 forums
Using Language [English]
[English] has 1 top-level TRA files
[scsII/tra/english/english.tra] has 466 translation strings
Install Component [Smarter Mages]?
[N]o, [Q]uit or choose one:
1] Mages cast some short-duration spells instantly at start of combat, to simulate pre-battle casting
2] Mages only cast short-duration spells instantly at start of combat if they are created in sight of the PC
3] Mages never cast short-duration spells instantly at start of combat