Error loading metadata

There is some misconfiguration of your SimpleSAMLphp installation. If you are the administrator of this service, you should make sure your metadata configuration is correctly setup.

If you report this error, please also report this tracking number which makes it possible to locate your session in the logs available to the system administrator:

82ff33c3d0

Debug information

The debug information below may be of interest to the administrator / help desk:

SimpleSAML\Error\Error: METADATA

Backtrace:
0 www/shib13/idp/metadata.php:108 (N/A)
Caused by: Exception: shib13-idp-hosted/'https://sso.ytl.jp/simplesaml/shib13/idp/metadata.php': Unable to load certificate/public key from file "/var/www/html/simplesaml/cert/server.crt".
Backtrace:
2 lib/SimpleSAML/Configuration.php:1366 (SimpleSAML\Configuration::getPublicKeys)
1 lib/SimpleSAML/Utils/Crypto.php:264 (SimpleSAML\Utils\Crypto::loadPublicKey)
0 www/shib13/idp/metadata.php:34 (N/A)

How to get help

This error probably is due to some unexpected behaviour or to misconfiguration of SimpleSAMLphp. Contact the administrator of this login service, and send them the error message above.