Thread:Project:Current issues/error in update with by web browser in MediaWiki Language Extension Bundle

We were dealing with a problem during installation MediaWiki Language Extension Bundle in step upadte database with by web browser

[f18f0cca] /mediawiki/mw-config/ Exception from line 341 of /home/mechir/domains/wikimech.org/public_html/mediawiki/includes/MagicWord.php: Error: invalid  magic word 'babel' Backtrace:
 * 1) 0 /home/mechir/domains/wikimech.org/public_html/mediawiki/includes/MagicWord.php(264): MagicWord->load(string)
 * 2) 1 /home/mechir/domains/wikimech.org/public_html/mediawiki/includes/parser/Parser.php(5159): MagicWord::get(string)
 * 3) 2 /home/mechir/domains/wikimech.org/public_html/extensions/Babel/BabelStatic.class.php(22): Parser->setFunctionHook(string, array)
 * 4) 3 [internal function]: BabelStatic::onParserFirstCallInit(Parser)
 * 5) 4 /home/mechir/domains/wikimech.org/public_html/mediawiki/includes/Hooks.php(206): call_user_func_array(string, array)
 * 6) 5 /home/mechir/domains/wikimech.org/public_html/mediawiki/includes/GlobalFunctions.php(3995): Hooks::run(string, array, NULL)
 * 7) 6 /home/mechir/domains/wikimech.org/public_html/mediawiki/includes/parser/Parser.php(279): wfRunHooks(string, array)
 * 8) 7 /home/mechir/domains/wikimech.org/public_html/mediawiki/includes/parser/Parser.php(291): Parser->firstCallInit
 * 9) 8 /home/mechir/domains/wikimech.org/public_html/mediawiki/includes/parser/Parser.php(5000): Parser->clearState
 * 10) 9 /home/mechir/domains/wikimech.org/public_html/mediawiki/includes/parser/Parser.php(377): Parser->startParse(Title, ParserOptions, integer, boolean)
 * 11) 10 /home/mechir/domains/wikimech.org/public_html/mediawiki/includes/installer/Installer.php(631): Parser->parse(string, Title, ParserOptions, boolean)
 * 12) 11 /home/mechir/domains/wikimech.org/public_html/mediawiki/includes/installer/WebInstaller.php(676): Installer->parse(string, boolean)
 * 13) 12 /home/mechir/domains/wikimech.org/public_html/mediawiki/includes/installer/WebInstallerPage.php(392): WebInstaller->getInfoBox(string)
 * 14) 13 /home/mechir/domains/wikimech.org/public_html/mediawiki/includes/installer/WebInstallerPage.php(380): WebInstallerExistingWiki->showKeyForm
 * 15) 14 /home/mechir/domains/wikimech.org/public_html/mediawiki/includes/installer/WebInstaller.php(280): WebInstallerExistingWiki->execute
 * 16) 15 /home/mechir/domains/wikimech.org/public_html/mediawiki/mw-config/index.php(79): WebInstaller->execute(array)
 * 17) 16 /home/mechir/domains/wikimech.org/public_html/mediawiki/mw-config/index.php(38): wfInstallerMain
 * 18) 17 {main}

in main page by url www.wikimech.org/mediawiki The following message: A database query error has occurred. This may indicate a bug in the software.