I'm sorry before
require_once "$EXT/Translate/Translate.php";
add
$EXT = "$IP/extensions";
the go to /mw-config but error:
[60961cae] /mediawiki/mw-config/?page=ExistingWiki MWException from line 337 of /home/...../domains/wikimech.org/public_html/mediawiki/includes/MagicWord.php: Error: invalid magic word 'translation'
Backtrace:
#0 /home/...../domains/wikimech.org/public_html/mediawiki/includes/MagicWord.php(262): MagicWord->load(string)
#1 /home/...../domains/wikimech.org/public_html/mediawiki/includes/parser/Parser.php(5182): MagicWord::get(string)
#2 /home/...../domains/wikimech.org/public_html/mediawiki/extensions/Translate/TranslateHooks.php(656): Parser->setFunctionHook(string, string)
#3 [internal function]: TranslateHooks::setupTranslateParserFunction(Parser)
#4 /home/...../domains/wikimech.org/public_html/mediawiki/includes/Hooks.php(209): call_user_func_array(string, array)
#5 /home/...../domains/wikimech.org/public_html/mediawiki/includes/parser/Parser.php(310): Hooks::run(string, array)
#6 /home/...../domains/wikimech.org/public_html/mediawiki/includes/parser/Parser.php(320): Parser->firstCallInit()
#7 /home/...../domains/wikimech.org/public_html/mediawiki/includes/parser/Parser.php(5025): Parser->clearState()
#8 /home/...../domains/wikimech.org/public_html/mediawiki/includes/parser/Parser.php(405): Parser->startParse(Title, ParserOptions, integer, boolean)
#9 /home/...../domains/wikimech.org/public_html/mediawiki/includes/installer/Installer.php(630): Parser->parse(string, Title, ParserOptions, boolean)
#10 /home/...../domains/wikimech.org/public_html/mediawiki/includes/installer/WebInstaller.php(676): Installer->parse(string, boolean)
#11 /home/...../domains/wikimech.org/public_html/mediawiki/includes/installer/WebInstallerPage.php(392): WebInstaller->getInfoBox(string)
#12 /home/...../domains/wikimech.org/public_html/mediawiki/includes/installer/WebInstallerPage.php(380): WebInstallerExistingWiki->showKeyForm()
#13 /home/...../domains/wikimech.org/public_html/mediawiki/includes/installer/WebInstaller.php(280): WebInstallerExistingWiki->execute()
#14 /home/...../domains/wikimech.org/public_html/mediawiki/mw-config/index.php(77): WebInstaller->execute(array)
#15 /home/...../domains/wikimech.org/public_html/mediawiki/mw-config/index.php(36): wfInstallerMain()
#16 {main}