The Adress is shown than on the connected websites but nothing else. I don't want to be rude but it seems it never worked and I don't understand how to promote a feature that does just not work.?! This behaviour is ever since and opera got updated several times.

{
  "exception": {
    "values": [
      {
        "type": "TypeError",
        "value": "Cannot read property 'net' of undefined",
        "stacktrace": {
          "frames": [
            {
              "colno": 46620,
              "filename": "https://www.myetherwallet.com/js/vendors.8bb5b659.js",
              "function": "n",
              "in_app": true,
              "lineno": 847
            },
            {
              "colno": 80737,
              "filename": "https://www.myetherwallet.com/js/vendors.8bb5b659.js",
              "function": "?",
              "in_app": true,
              "lineno": 68
            },
            {
              "colno": 81260,
              "filename": "https://www.myetherwallet.com/js/vendors.8bb5b659.js",
              "function": "o",
              "in_app": true,
              "lineno": 68
            },
            {
              "colno": 74025,
              "filename": "https://www.myetherwallet.com/js/chunk-52f7b59c.55988632.js",
              "function": "a.<anonymous>",
              "in_app": true,
              "lineno": 1
            },
            {
              "colno": 75761,
              "filename": "https://www.myetherwallet.com/js/chunk-52f7b59c.55988632.js",
              "function": "a.web3WalletPollNetwork",
              "in_app": true,
              "lineno": 1
            }
          ]
        },
        "mechanism": {
          "handled": true,
          "type": "instrument",
          "data": {
            "function": "setTimeout"
          }
        }
      }
    ]
  },
  "level": "error",
  "event_id": "df790f3234584e2fb527463a81e82861",
  "platform": "javascript",
  "timestamp": 1615156244.507,
  "environment": "web",
  "release": "5.7.22",
  "request": {
    "url": "https://www.myetherwallet.com/interface",
    "headers": {
      "User-Agent": "Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/88.0.4324.182 Safari/537.36 OPR/74.0.3911.203"
    }
  },
  "extra": {
    "arguments": []
  },
  "tags": {
    "network": "ETH",
    "service": "myetherwallet.com",
    "walletType": "web3_wallet"
  }
}