Going through the installer, I currently see these two errors:
Original exception: [baf46224] /wiki/mw-config/?page=ExistingWiki Exception from line 182 of /users/suriyaakudo/www/wiki/includes/Hooks.php: Invalid callback in hooks for ParserFirstCallInit
Backtrace:
#0 /users/suriyaakudo/www/wiki/includes/GlobalFunctions.php(4013): Hooks::run(string, array, NULL)
#1 /users/suriyaakudo/www/wiki/includes/parser/Parser.php(275): wfRunHooks(string, array)
#2 /users/suriyaakudo/www/wiki/includes/parser/Parser.php(287): Parser->firstCallInit()
#3 /users/suriyaakudo/www/wiki/includes/parser/Parser.php(4825): Parser->clearState()
#4 /users/suriyaakudo/www/wiki/includes/parser/Parser.php(367): Parser->startParse(Title, ParserOptions, integer, boolean)
#5 /users/suriyaakudo/www/wiki/includes/installer/Installer.php(605): Parser->parse(string, Title, ParserOptions, boolean)
#6 /users/suriyaakudo/www/wiki/includes/installer/WebInstaller.php(681): Installer->parse(string, boolean)
#7 /users/suriyaakudo/www/wiki/includes/installer/WebInstallerPage.php(391): WebInstaller->getInfoBox(string)
#8 /users/suriyaakudo/www/wiki/includes/installer/WebInstallerPage.php(379): WebInstaller_ExistingWiki->showKeyForm()
#9 /users/suriyaakudo/www/wiki/includes/installer/WebInstaller.php(283): WebInstaller_ExistingWiki->execute()
#10 /users/suriyaakudo/www/wiki/mw-config/index.php(63): WebInstaller->execute(array)
#11 /users/suriyaakudo/www/wiki/mw-config/index.php(31): wfInstallerMain()
#12 {main}
Exception caught inside exception handler: [296664c3] /wiki/mw-config/?page=ExistingWiki Exception from line 182 of /users/suriyaakudo/www/wiki/includes/Hooks.php: Invalid callback in hooks for ParserCloned
Backtrace:
#0 /users/suriyaakudo/www/wiki/includes/GlobalFunctions.php(4013): Hooks::run(string, array, NULL)
#1 /users/suriyaakudo/www/wiki/includes/parser/Parser.php(257): wfRunHooks(string, array)
#2 /users/suriyaakudo/www/wiki/includes/cache/MessageCache.php(1030): Parser->__clone()
#3 /users/suriyaakudo/www/wiki/includes/cache/MessageCache.php(1000): MessageCache->getParser()
#4 /users/suriyaakudo/www/wiki/includes/Message.php(977): MessageCache->transform(string, boolean, Language, NULL)
#5 /users/suriyaakudo/www/wiki/includes/Message.php(669): Message->transformText(string)
#6 /users/suriyaakudo/www/wiki/includes/Message.php(732): Message->toString()
#7 /users/suriyaakudo/www/wiki/includes/exception/MWException.php(120): Message->text()
#8 /users/suriyaakudo/www/wiki/includes/exception/MWException.php(225): MWException->msg(string, string, string)
#9 /users/suriyaakudo/www/wiki/includes/exception/MWException.php(260): MWException->reportHTML()
#10 /users/suriyaakudo/www/wiki/includes/exception/MWExceptionHandler.php(44): MWException->report()
#11 /users/suriyaakudo/www/wiki/includes/exception/MWExceptionHandler.php(139): MWExceptionHandler::report(MWException)
#12 [internal function]: MWExceptionHandler::handle(MWException)
#13 {main}