Message: PHP Startup: Invalid library

Help me please...

Error message show below my website, my hosting use php 5.4 version, shared type, no php.ini access, no "select PHP version" menu on cpanel for update php version. What should i do ?


A PHP Error was encountered
Severity: Core Warning
Message: PHP Startup: Invalid library (appears to be a Zend Extension, try loading using zend_extension=opcache.so from php.ini)
Filename: Unknown
Line Number: 0
Backtrace: