Chilkat v11.2.0 Release Notes

Pinned November 3, 2025

Previous Version: Chilkat v11.1.0 Release Notes The main addition in v11.2.0 is the Chilkat.Ai class, and the Chilkat.StringBuilder.MarkdownToHtml method. Ai: The Chilkat AI class provides a unified API for interacting with different AI providers: OpenAI, Google, Claude, xAI, Perplexity, and DeepSeek. It provides functionality for conversation management, multimodal inputs, and streaming mode. Markdown to HTML […]

Semantic Versioning Starting with Chilkat 10.0.0

Pinned September 26, 2024

Starting with the v10.0.0 release (end of September 2024), Chilkat moves to standard semantic versioning.   Prior to this release, for various technical reasons, Chilkat was stuck with versions 9.5.0.xx, where only xx changed. For this first leap to semantic versioning, where the major version changes to 10 (from 9), there are no backward incompatible changes.  […]

regsvr32 Error Code 80070005

February 27, 2012 in Uncategorized

The error code 80070005 usually means that you do not have enough permission to write to the registry. See this Chilkat blog post ( How to Register an ActiveX DLL using regsvr32 ) for help in running regsvr with administrative privileges.

How to Register an ActiveX DLL using regsvr32

March 10, 2011 in ActiveX Registration

(Also see the ActiveX DLL Registration Tutorial) The first step is to determine if you need to register the ActiveX DLL compiled for 32-bit or 64-bit.  If your computer is 32-bit, the choice is obviously 32-bit.  Let’s start with it: How to Register a 32-bit DLL on a 32-bit Windows operating system Using a text […]

Using regsvr32 to Register a 32-bit ActiveX or 64-bit ActiveX on Windows 64-bit System

September 13, 2010 in Uncategorized

A 64-bit Windows system has two separate registries — one for 32-bit processes, and one for 64-bit processes. The reason for this is simple: Let’s say your application instantiates an instance of an ActiveX component by calling CreateObject(“Chilkat.Ssh”). If your application is running in a 32-bit address space, the registry entries for “Chilkat.Ssh” should point […]

Error 0x8002801D when Instantiating Chilkat HTTP ActiveX

August 19, 2010 in Uncategorized

This error indicates that there is a problem with the registry information for the ActiveX DLL. The registry entry may be missing or contain incorrect information, or the user may not have permission to read the registry entry. In ASP, the error message may look like this:  Server object error ‘ASP 0177 : 8002801d’ In […]

A .NET Assembly is *not* an ActiveX. It is not registered via regsvr32.

May 31, 2010 in Uncategorized

Question: I have now tried to register the component manually, but then I get his message: “The module c:\…\ChilkatDotNet2.dll was loaded but the entry-point DllRegisterServer was not found. Make sure that c:\…\ChilkatDotNet2.dll is a valid DLL or OCX file and try again.” Answer: A .NET assembly is not an ActiveX component. It is not registered […]

Incorrect Format Error when trying to load .NET Assembly

March 10, 2010 in Uncategorized

This Chilkat blog post explains the following error: “Could not load file or assembly ‘ChilkatDotNet2, Version=9.0.8.0, Culture=neutral, PublicKeyToken=eb5fc1fc52ef09bd’ or one of its dependencies. An attempt was made to load a program with an incorrect format.” When a DLL is loaded, it is mapped into the process’s address space. If the process is running in a […]

REGSVR32 0x80070005 Error on x64 Windows 7

January 22, 2010 in Uncategorized

The download for the Chilkat x64 ActiveX components includes a register.bat batch file for registering each of the Chilkat ActiveX DLLs.  If some or all of these fail with an error code of 0x80070005, it is because of a permissions problem.  Do the following to successfully register the ActiveX DLL’s on the system: Copy the […]

regsvr32 0x80020009 error and solution

December 2, 2009 in Uncategorized

Question: I am having a problem registering the ChilkatCrypt2.dll and ChilkatMail_v7_9.dll files using regsvr32. I get the following error message: 0x80020009 I am using Windows Server 2008 R1 and will also need to register on 2008 R2 (have not tried yet). Solution: Regsvr32 needed to be run in a command window that was run as […]

regsvr32 Problems

October 2, 2009 in Uncategorized

ActiveX components and controls have been around for many years.  Unfortunately, when regsvr32 fails to register a DLL, the only information provided is an error code.  Usually in the format of a 32-bit hex number, such as 0x80004005 (although not necessarily that particular error code, I simply picked one at random for this blog post). […]