Thread:Project:Support desk/Error: invalid magic word 'babel'

Hi everyone,

I am getting the following message in the installation process of mw1.22.5 and I don't know why. Maybe you can help me?

[a007e48f] /mediawiki-1.22.5/mw-config/index.php?page=Options Exception from line 316 of /users/claretpedia/www/mediawiki-1.22.5/includes/MagicWord.php: Error: invalid magic word 'babel'

Backtrace:


 * 1) 0 /users/claretpedia/www/mediawiki-1.22.5/includes/MagicWord.php(239): MagicWord->load(string)
 * 2) 1 /users/claretpedia/www/mediawiki-1.22.5/includes/parser/Parser.php(4982): MagicWord::get(string)
 * 3) 2 /users/claretpedia/www/mediawiki-1.22.5/extensions/Babel/BabelStatic.class.php(22): Parser->setFunctionHook(string, array)
 * 4) 3 [internal function]: BabelStatic::onParserFirstCallInit(Parser)
 * 5) 4 /users/claretpedia/www/mediawiki-1.22.5/includes/Hooks.php(199): call_user_func_array(string, array)
 * 6) 5 /users/claretpedia/www/mediawiki-1.22.5/includes/GlobalFunctions.php(3877): Hooks::run(string, array)
 * 7) 6 /users/claretpedia/www/mediawiki-1.22.5/includes/parser/Parser.php(275): wfRunHooks(string, array)
 * 8) 7 /users/claretpedia/www/mediawiki-1.22.5/includes/parser/Parser.php(287): Parser->firstCallInit
 * 9) 8 /users/claretpedia/www/mediawiki-1.22.5/includes/parser/Parser.php(4823): Parser->clearState
 * 10) 9 /users/claretpedia/www/mediawiki-1.22.5/includes/parser/Parser.php(367): Parser->startParse(Title, ParserOptions, integer, boolean)
 * 11) 10 /users/claretpedia/www/mediawiki-1.22.5/includes/installer/Installer.php(608): Parser->parse(string, Title, ParserOptions, boolean)
 * 12) 11 /users/claretpedia/www/mediawiki-1.22.5/includes/installer/WebInstallerOutput.php(315): Installer->parse(string, boolean)
 * 13) 12 /users/claretpedia/www/mediawiki-1.22.5/includes/installer/WebInstallerOutput.php(102): WebInstallerOutput->outputFooter
 * 14) 13 /users/claretpedia/www/mediawiki-1.22.5/includes/installer/WebInstaller.php(406): WebInstallerOutput->output
 * 15) 14 /users/claretpedia/www/mediawiki-1.22.5/includes/installer/WebInstaller.php(311): WebInstaller->finish
 * 16) 15 /users/claretpedia/www/mediawiki-1.22.5/mw-config/index.php(61): WebInstaller->execute(array)
 * 17) 16 /users/claretpedia/www/mediawiki-1.22.5/mw-config/index.php(29): wfInstallerMain
 * 18) 17 {main}