start log
[18-May-2024 11:53:17 UTC] PHP Fatal error:  Uncaught LogicException: Unable to read key from file /var/www/html/a/openemr/sites/default/documents/certificates/oapublic.key in /var/www/html/a/openemr/vendor/league/oauth2-server/src/CryptKey.php:67
Stack trace:
#0 /var/www/html/a/openemr/vendor/league/oauth2-server/src/ResourceServer.php(50): League\OAuth2\Server\CryptKey->__construct('/var/www/html/a...')
#1 /var/www/html/a/openemr/_rest_config.php(202): League\OAuth2\Server\ResourceServer->__construct(Object(OpenEMR\Common\Auth\OpenIDConnect\Repositories\AccessTokenRepository), '/var/www/html/a...')
#2 /var/www/html/a/openemr/apis/dispatch.php(60): RestConfig::verifyAccessToken()
#3 {main}
  thrown in /var/www/html/a/openemr/vendor/league/oauth2-server/src/CryptKey.php on line 67