After uncommenting the curl-modul in the php.ini i get the following error:
PHP Warning: PHP Startup: Unable to load dynamic library \'C:\\Program Fi
100% working solution, i won this problem!
1) Copy libssh2.dll from php directory to Windows/system directory
2) In php.ini #zend_extension remove (;) front row ;extension=php_curl.dll
3) Restart Apache server.