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by: Jason |
last post by:
I'm writing a small console app in .NET that needs to reference a 3rd
party dll.
I wrote the app by adding a reference to the 3rd party dll in my
project and my code builds and executes perfectly. However, when I
made a setup file and installed it on another box, I get:
System.InvalidCastException: QueryInterface for interface...Failed.
...
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by: Deeps |
last post by:
Hi
I have created an interface called IGlobal with some properties exposed with a fixed Guid. Created a class inherting this interface. This is my com+ server. I have a client instantiating this object with prog id. I made a build and installed the application, everything works fine. Now, I changed the interface to add one more property and...
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by: Ram |
last post by:
I am running a test web site on my own Win2k professional computer. I
have a VB6 COM component (running on COM+) on a seperate application runnint
as "Server".
When running an ASP.NET page calling this component, it works fine, but When
I try and debug the Com+ process using the VB6.0 IDE, I get the following
error:
"Exception Details:...
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by: Von Shean |
last post by:
I am trying to user Bulk loader component in asp.net.
The code runs perfectly fine in a test harness but gives the following error
when used in a strong named dll called from asp.net using c#.
The error is
QueryInterface for interface Interop.SQLXMLBULKLOADLib.ISQLXMLBulkLoad
failed
If anyone has any idea how do we use bulkloader in...
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by: Michael Connerton |
last post by:
The company I work for still uses Excel97. In a weaker moment I added the pia for Excel2003 in attempt to get more programatic functionality out of some Excel interfaces I have been writing. The pia is entitled 'Microsoft.Office.Interop.Excel.dll' I also added the registry entries for that pia by running...
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by: Rodolfo |
last post by:
Hi all....
I have to develop a class application but I must use a COM+ DLL (vb6)
intalled in a remote COM+ server.
The proxy application is already installed in IIS server but I can't use any
mtehod of this dll.
The following error is occuring: "QueryInterface for interface DLL.Class
failed"
I've been testing this code in an ASPX page...
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by: Joseph |
last post by:
I have been using "XMLHTTPClass" in an asp.net module. It is properly
referenced and was working up until recently. Now it is failing with the
error message "QueryInterface for interface MSXML2.IXMLHTTPRequest failed"
when I attempt to use the open method of this object.
I would appreciate help on this. I have searched high and low on the...
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by: Fosco Gamgee |
last post by:
Hi,
I got a ASP.NET application that uses a com dll. The application runs
fine on XP and windows 2000 OS, but throws this exception on 2003 server:
QueryInterface for interface xxx.yyy failed.
Any ideas?
Regards,
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by: Vasil Buraliev |
last post by:
Hi there,
Would you please help me to solve the problem that I have?
I'm developing web site using asp.net 1.1 and C#. I made an COM in VC++ 6.0
using MFC and I'm using it in .NET web project. There is no problems with
COM component on my development enviroment. I'm adding COM as reference in
the web project, Visual Studio do the job to...
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by: marktang |
last post by:
ONU (Optical Network Unit) is one of the key components for providing high-speed Internet services. Its primary function is to act as an endpoint device located at the user's premises. However, people are often confused as to whether an ONU can Work As a Router. In this blog post, we’ll explore What is ONU, What Is Router, ONU & Router’s main...
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by: Hystou |
last post by:
Most computers default to English, but sometimes we require a different language, especially when relocating. Forgot to request a specific language before your computer shipped? No problem! You can effortlessly switch the default language on Windows 10 without reinstalling. I'll walk you through it.
First, let's disable language...
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by: jinu1996 |
last post by:
In today's digital age, having a compelling online presence is paramount for businesses aiming to thrive in a competitive landscape. At the heart of this digital strategy lies an intricately woven tapestry of website design and digital marketing. It's not merely about having a website; it's about crafting an immersive digital experience that...
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by: agi2029 |
last post by:
Let's talk about the concept of autonomous AI software engineers and no-code agents. These AIs are designed to manage the entire lifecycle of a software development project—planning, coding, testing, and deployment—without human intervention. Imagine an AI that can take a project description, break it down, write the code, debug it, and then...
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by: isladogs |
last post by:
The next Access Europe User Group meeting will be on Wednesday 1 May 2024 starting at 18:00 UK time (6PM UTC+1) and finishing by 19:30 (7.30PM).
In this session, we are pleased to welcome a new presenter, Adolph Dupré who will be discussing some powerful techniques for using class modules.
He will explain when you may want to use classes...
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by: conductexam |
last post by:
I have .net C# application in which I am extracting data from word file and save it in database particularly. To store word all data as it is I am converting the whole word file firstly in HTML and then checking html paragraph one by one.
At the time of converting from word file to html my equations which are in the word document file was convert...
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by: TSSRALBI |
last post by:
Hello
I'm a network technician in training and I need your help.
I am currently learning how to create and manage the different types of VPNs and I have a question about LAN-to-LAN VPNs.
The last exercise I practiced was to create a LAN-to-LAN VPN between two Pfsense firewalls, by using IPSEC protocols.
I succeeded, with both firewalls in...
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by: 6302768590 |
last post by:
Hai team
i want code for transfer the data from one system to another through IP address by using C# our system has to for every 5mins then we have to update the data what the data is updated we have to send another system
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by: muto222 |
last post by:
How can i add a mobile payment intergratation into php mysql website.
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