小白求助！！！第一次安装phpMyadmin出现如下错误，求解答。

Deprecation Notice in .\libraries\phpseclib\Crypt\Base.php#2497
Function create_function() is deprecated
Backtrace
.\libraries\phpseclib\Crypt\Rijndael.php#935: phpseclib\Crypt\Base->_createInlineCryptFunction(array)
.\libraries\phpseclib\Crypt\Base.php#1755: phpseclib\Crypt\Rijndael->_setupInlineCrypt()
.\libraries\phpseclib\Crypt\Base.php#1143: phpseclib\Crypt\Base->_setup()
.\libraries\plugins\auth\AuthenticationCookie.php#812: phpseclib\Crypt\Base->decrypt(string )
.\libraries\plugins\auth\AuthenticationCookie.php#383: PMA\libraries\plugins\auth\AuthenticationCookie->cookieDecrypt(
string '{"iv":"o8EaNXkJF+1kWX5imxecMA==","mac":"e6b2fd240623806ed89da60b4b6fd4e5003d8453","payload":"wDhE5XagqwyK5O8rTVgpmA=="}',
string 'qwertyuioplkjhgfdsazxcvbnm123456',
)
.\libraries\common.inc.php#751: PMA\libraries\plugins\auth\AuthenticationCookie->authCheck()
.\index.php#13: require_once(.\libraries\common.inc.php)
Deprecation Notice in .\libraries\phpseclib\Crypt\Base.php#2497
Function create_function() is deprecated
Backtrace
.\libraries\phpseclib\Crypt\Rijndael.php#935: phpseclib\Crypt\Base->_createInlineCryptFunction(array)
.\libraries\phpseclib\Crypt\Base.php#1755: phpseclib\Crypt\Rijndael->_setupInlineCrypt()
.\libraries\phpseclib\Crypt\Base.php#1143: phpseclib\Crypt\Base->_setup()
.\libraries\plugins\auth\AuthenticationCookie.php#812: phpseclib\Crypt\Base->decrypt(string )
.\libraries\plugins\auth\AuthenticationCookie.php#421: PMA\libraries\plugins\auth\AuthenticationCookie->cookieDecrypt(
string '{"iv":"vOVXskVuw4TaWHuUOrN3hQ==","mac":"3d1fc4ce59a5002f872fbbff417470cf04545d36","payload":"4rVH9BDjyTR4zyjOPZsndfCoOdL32NbeR8w8SQTTtyQ="}',
string ,
)
.\libraries\common.inc.php#751: PMA\libraries\plugins\auth\AuthenticationCookie->authCheck()
.\index.php#13: require_once(.\libraries\common.inc.php)