Frequently Asked Questions

This FAQ describes common questions and errors and provides possible solutions for them.

Configuration

To assist in debugging and finding endpoint URLs you can run the ./yii oauth2/debug/config command.

Error: Unable to read key from file -----BEGIN RSA PRIVATE KEY----- ...

This error could appear if the private key is set as string containing a private key with a 'passphrase' but the $privateKeyPassphrase is incorrect or not set.
Nginx returns 403 Forbidden for /.well-known/openid-configuration

Nginx might be configured to protect hidden files and folder from being read from the web.
Check your nginx configuration file for:
```
location ~* /\. {
    deny all;
}
```
And change it to:
```
location ~ /\.(?!well-known).* {
    deny all;
}
```
This will deny access to all files and folders starting with . except .well-known.
Exception: Getting unknown property: rhertogh\Yii2Oauth2Server\models\Oauth2Client::old_secret

Version 1.0.0-alpha3 introduced two new columns, since alpha releases are not incremental till the first stable release they need to be added manually. Please see the Upgrading Instructions

Help, I lost my encryption key!
Well, you're on your own. Until quantum computers get powerful enough there is no one that can help you. And even quantum computers might not be able to crack symmetric encryption¹.

Will Symmetric and Asymmetric Encryption Withstand the Might of Quantum Computing? ↩