Heroku在页面上显示此消息：
"internal server error"
该错误显示在控制台中：
GET https://frozen-gorge-82417.herokuapp.com/auth/github/callback?error=redirect_uri_mismatch&error_description=The+redirect_uri+MUST+match+the+registered+callback+URL+for+this+application.&error_uri=https ％3A％2F％2Fdeveloper.github.com％2Fv3％2Foauth％2F％23redirect-uri-mismatch 500（内部服务器错误）
internal heroku internal-server-error server
heroku ×1
internal ×1
internal-server-error ×1
server ×1