SSL/TLS Error – SEC_E_INTERNAL_ERROR

Problem: An SSL/TLS connection failed and the LastErrorText contains “SEC_E_INTERNAL_ERROR”, such as in the error text below: (See cause solution below) ChilkatLog: Connect: DllDate: Dec 4 2009 UnlockPrefix: **** Username: **** Component: .NET 2.0 objectId: 1 hostname: *.*.*.* port: 443 ssl: 1 maxWaitMs: 20000 windowsAccount: **** ClientCertDN: **** protocol: default An existing connection was forcibly closed by the remote host. […]

Very simple C# SSH Shell Console Terminal

Here’s an example that demonstrates a rough start to creating a C# console SSH shell terminal (where the user can type commands and output from the remote command echos to the console: using System; using System.Collections.Generic; using System.Text; using System.IO; namespace SshTerminalConsole { class Program { static void Main(string[] args) { Chilkat.Ssh ssh = new Chilkat.Ssh(); ssh.UnlockComponent(“Test”); // Hostname may […]

Background Enabled Methods – Using Chilkat Asynchronously

Notice: The functionality described here is deprecated and replaced by a newer model for asynchronous method calls. The newer model was introduced in Chilkat v9.5.0.52, and is identified by methods having names ending in “Async” which return a task object. The Chilkat HTTP component has a set of methods and properties that allow already-existing methods to be called asynchronously. For […]

Asynchronous HTTP

Notice: The functionality described here is deprecated and replaced by a newer model for asynchronous method calls. The newer model was introduced in Chilkat v9.5.0.52, and is identified by methods having names ending in “Async” which return a task object. The following example demonstrates the older, deprecated asynchronous HTTP functionality that allows for any HTTP method to be run asynchronously […]

Debugging an HTTP Form Login

This is a summary of the steps I’m taking to debug the following problem: I am trying to login using Chilkat HTTP to this site: http://www.mister-wong.com and after the login, there is a 302 redirect. After the redirect, the session is lost. I believe it could be another cookie related issue. 1. Make sure I’m using the very latest version […]

HTTP Session Logging

This example demonstrates how to use the new Chilkat HTTP SessionLogFilename property to log exact HTTP requests and responses to a file.  This can help in debugging… ASP: HTTP Session Logging SQL Server: HTTP Session Logging C#: HTTP Session Logging C++: HTTP Session Logging MFC: HTTP Session Logging C: HTTP Session Logging Delphi: HTTP Session Logging Visual FoxPro: HTTP Session […]

Socket “Not ready for writing” when trying to Connect?

Question: Can you tell from this log why it would say “socket is not ready for writing”? OpenSmtpConnection: DllDate: Jun 9 2009 UnlockPrefix: **** Username: Administrator Component: ActiveX Need new SMTP connection SMTP_Connect: Connecting to SMTP server mail.****.com:25 smtp_host: mail.****.com smtp_port: 25 domain: mail.****.com smtp_user: **** socket is not ready for writing Connect function failed. SocketError: WSAEWOULDBLOCK The socket would […]

HTTP Cache-Control

Question: Using the HTTP component I’m connecting and downloading an RSS feed via a Proxy server (fantastic!!). Trouble is – the proxy is caching yesterday’s feed and I need to force the proxy to refresh it’s contents (that’s the proxy on my network – not the Chilkat local cache). How can I tel the HTTP component to force the proxy […]

SFTP File not Found

Question: I’m trying to open a file on the SFTP server, but I get a “File not Found” error? Here is the LastErrorText: ChilkatLog: OpenFile: DllDate: Dec 2 2009 UnlockPrefix: Anything for 30-day trial Username: IUSR_ABC*** Component: ActiveX SshVersion: SSH-2.0-1.36 sshlib: GlobalScape SftpVersion: 3 hcCurDate: Tue, 08 Dec 2009 13:48:25 +0000 hcExpire: 1/2010 filename: test.txt access: writeOnly createDisposition: createTruncate v3Flags: […]

SFTP Permission Denied trying to open existing file.

Question: Why did I get a permission denied error from the server when trying to open an existing file on the SSH/SFTP server? Here’s the LastErrorText: ChilkatLog: DownloadFileByName: DllDate: Dec 2 2009 UnlockPrefix: *** Username: Administrator Component: ActiveX SshVersion: SSH-2.0-CoreFTP-0.1.2 SftpVersion: 3 PreserveDate: 0 fromFilePath: /test.dat.gz toFilePath: c:\abc\test.dat.gz OpenRemoteFile: filename: /test.dat.gz access: readOnly createDisposition: openExisting v3Flags: 0x1 Sent FXP_OPEN StatusResponse: […]