起動時にChromeDriverが失敗する

Question

Selenium Testを開始しようとすると、エラーが発生し、次のエラーメッセージが表示されます。

OpenQA.Selenium.WebDriverException was unhandled by user code 
HResult=-2146233088 
Message=A exception with a null response was thrown sending an HTTP   
request to the remote WebDriver server for URL http://localhost:55754 
/session. The status of the exception was ReceiveFailure, and the message 
was: The underlying connection was closed: An unexpected error occurred 
on a receive. 
Source=WebDriver 

InnerException: 
    HResult=-2146233079 
    Message=The underlying connection was closed: An unexpected error occurred on a receive. 
    Source=System 
    StackTrace: 
     at System.Net.HttpWebRequest.GetResponse() 
     at OpenQA.Selenium.Remote.HttpCommandExecutor.CreateResponse(WebRequest request) 
    InnerException: 
     HResult=-2146232800 
     Message=Unable to read data from the transport connection: An existing connection was forcibly closed by the remote host. 
     Source=System 
     StackTrace: 
      at System.Net.Sockets.NetworkStream.Read(Byte[] buffer, Int32 offset, Int32 size) 
      at System.Net.PooledStream.Read(Byte[] buffer, Int32 offset, Int32 size) 
      at System.Net.Connection.SyncRead(HttpWebRequest request, Boolean userRetrievedStream, Boolean probeRead) 
     InnerException: 
      ErrorCode=10054 
      HResult=-2147467259 
      Message=An existing connection was forcibly closed by the remote host 
      NativeErrorCode=10054 
      Source=System 
      StackTrace: 
        at System.Net.Sockets.Socket.Receive(Byte[] buffer, Int32 offset, Int32 size, SocketFlags socketFlags) 
        at System.Net.Sockets.NetworkStream.Read(Byte[] buffer, Int32 offset, Int32 size) 
      InnerException: 

これは失敗したコードですが、何ヶ月も問題なく動作しています。

ChromeOptions options = new ChromeOptions（）; // ChromeDriverドライバ=新しいChromeDriver（@ "C：\ Program Files（x86）\ SeleniumDrivers"、オプション）; //// Driver =新しいChromeDriver（オプション）;
options.AddArgument（ " - disable-extensions"）; ドライバ=新しいChromeDriver（オプション）;

Answer 1

ChromeDriverとWebDriverのnugetパッケージをアンインストールしてから、再インストールしてください。