Fail setting email

{
  "browser-info": {
    "language": "en-US",
    "platform": "Win32",
    "userAgent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/98.0.4758.80 Safari/537.36 Edg/98.0.1108.50",
    "vendor": "Google Inc."
  },
  "system-info": {
    "file.encoding": "UTF-8",
    "java.runtime.name": "OpenJDK Runtime Environment",
    "java.runtime.version": "11.0.14+9-LTS",
    "java.vendor": "Red Hat, Inc.",
    "java.vendor.url": "https://www.redhat.com/",
    "java.version": "11.0.14",
    "java.vm.name": "OpenJDK 64-Bit Server VM",
    "java.vm.version": "11.0.14+9-LTS",
    "os.name": "Linux",
    "os.version": "4.18.0-365.el8.x86_64",
    "user.language": "en",
    "user.timezone": "Asia/Jakarta"
  },
  "metabase-info": {
    "databases": [
      "postgres",
      "h2"
    ],
    "hosting-env": "unknown",
    "application-database": "postgres",
    "application-database-details": {
      "database": {
        "name": "PostgreSQL",
        "version": "10.19"
      },
      "jdbc-driver": {
        "name": "PostgreSQL JDBC Driver",
        "version": "42.2.18"
      }
    },
    "run-mode": "prod",
    "version": {
      "date": "2021-04-20",
      "tag": "v0.39.0.1",
      "branch": "release-x.39.x",
      "hash": "47bb5f2"
    },
    "settings": {
      "report-timezone": null
    }
  }
}

I try set email in setting then i get the reply
Sorry, something went wrong. Please try again.
Can explain to me how to set email
I use centos 8

Thanks

Hi @andri
You should upgrade immediately to a newer release: https://github.com/metabase/metabase/releases
And check the logs for more detailed errors - Admin > Troubleshooting > Logs.