Thread:Project:Support desk/error in wikidata extension

hi I get this problem when I go to /mw-config/

MediaWiki internal error.

Original exception: [49a8af6b] /mw-config/?page=ExistingWiki Exception from line 318 of /home/paladox/public_html/en/includes/MagicWord.php: Error: invalid magic word 'noexternallanglinks' Backtrace:
 * 1) 0 /home/paladox/public_html/en/includes/MagicWord.php(241): MagicWord->load(string)
 * 2) 1 /home/paladox/public_html/en/includes/parser/Parser.php(4974): MagicWord::get(string)
 * 3) 2 /home/paladox/public_html/en/extensions/Wikidata/extensions/Wikibase/client/WikibaseClient.hooks.php(634): Parser->setFunctionHook(string, string, integer)
 * 4) 3 [internal function]: Wikibase\ClientHooks::onParserFirstCallInit(Parser)
 * 5) 4 /home/paladox/public_html/en/includes/Hooks.php(206): call_user_func_array(string, array)
 * 6) 5 /home/paladox/public_html/en/includes/GlobalFunctions.php(3976): Hooks::run(string, array, NULL)
 * 7) 6 /home/paladox/public_html/en/includes/parser/Parser.php(275): wfRunHooks(string, array)
 * 8) 7 /home/paladox/public_html/en/includes/parser/Parser.php(287): Parser->firstCallInit
 * 9) 8 /home/paladox/public_html/en/includes/parser/Parser.php(4815): Parser->clearState
 * 10) 9 /home/paladox/public_html/en/includes/parser/Parser.php(367): Parser->startParse(Title, ParserOptions, integer, boolean)
 * 11) 10 /home/paladox/public_html/en/includes/installer/Installer.php(606): Parser->parse(string, Title, ParserOptions, boolean)
 * 12) 11 /home/paladox/public_html/en/includes/installer/WebInstaller.php(668): Installer->parse(string, boolean)
 * 13) 12 /home/paladox/public_html/en/includes/installer/WebInstallerPage.php(358): WebInstaller->getInfoBox(string)
 * 14) 13 /home/paladox/public_html/en/includes/installer/WebInstallerPage.php(346): WebInstaller_ExistingWiki->showKeyForm
 * 15) 14 /home/paladox/public_html/en/includes/installer/WebInstaller.php(275): WebInstaller_ExistingWiki->execute
 * 16) 15 /home/paladox/public_html/en/mw-config/index.php(61): WebInstaller->execute(array)
 * 17) 16 /home/paladox/public_html/en/mw-config/index.php(29): wfInstallerMain
 * 18) 17 {main}

Exception caught inside exception handler: [cfc27786] /mw-config/?page=ExistingWiki Exception from line 318 of /home/paladox/public_html/en/includes/MagicWord.php: Error: invalid magic word 'noexternallanglinks' Backtrace:
 * 1) 0 /home/paladox/public_html/en/includes/MagicWord.php(241): MagicWord->load(string)
 * 2) 1 /home/paladox/public_html/en/includes/MagicWord.php(717): MagicWord::get(string)
 * 3) 2 /home/paladox/public_html/en/includes/MagicWord.php(884): MagicWordArray->getHash
 * 4) 3 /home/paladox/public_html/en/includes/parser/Parser.php(3288): MagicWordArray->matchStartToEnd(string)
 * 5) 4 /home/paladox/public_html/en/includes/parser/Preprocessor_DOM.php(1113): Parser->braceSubstitution(array, PPFrame_DOM)
 * 6) 5 /home/paladox/public_html/en/includes/parser/Parser.php(3147): PPFrame_DOM->expand(PPNode_DOM, integer)
 * 7) 6 /home/paladox/public_html/en/includes/parser/Parser.php(620): Parser->replaceVariables(string)
 * 8) 7 /home/paladox/public_html/en/includes/parser/Parser.php(4842): Parser->preprocess(string, NULL, ParserOptions)
 * 9) 8 /home/paladox/public_html/en/includes/cache/MessageCache.php(1002): Parser->transformMsg(string, ParserOptions, NULL)
 * 10) 9 /home/paladox/public_html/en/includes/Message.php(856): MessageCache->transform(string, boolean, Language, NULL)
 * 11) 10 /home/paladox/public_html/en/includes/Message.php(592): Message->transformText(string)
 * 12) 11 /home/paladox/public_html/en/includes/Message.php(649): Message->toString
 * 13) 12 /home/paladox/public_html/en/includes/OutputPage.php(847): Message->text
 * 14) 13 /home/paladox/public_html/en/includes/OutputPage.php(893): OutputPage->setHTMLTitle(Message)
 * 15) 14 /home/paladox/public_html/en/includes/OutputPage.php(2118): OutputPage->setPageTitle(string)
 * 16) 15 /home/paladox/public_html/en/includes/Exception.php(216): OutputPage->prepareErrorPage(string)
 * 17) 16 /home/paladox/public_html/en/includes/Exception.php(265): MWException->reportHTML
 * 18) 17 /home/paladox/public_html/en/includes/Exception.php(612): MWException->report
 * 19) 18 /home/paladox/public_html/en/includes/Exception.php(686): MWExceptionHandler::report(MWException)
 * 20) 19 [internal function]: MWExceptionHandler::handle(MWException)
 * 21) 20 {main}