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by: Kam |
last post by:
Hi!
When I am trying to drag user controls or any controls from the Toolbox to a
form in some of my projects I get a dialog messages: (Microsoft Deployment
Environment)
"Object reference not set to an instance of an object"
Notes that:
1. It's a designer problem, not a reference problem. When I am adding this
user control directly to the code it works just fine, but I can't make it
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by: tJ |
last post by:
Hi
I'm working on a form with a splitControl. In the RHS panel2, I need to
add a panel to drop radioButtons onto. But when i do this, I get the
following error message:
"Object reference not set to an instance of an object"
Can anyone please tell me how i can solve this problem?
Thanks in advance,
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by: Chris Magoun |
last post by:
I suddenly received an unexpected error in my project. I have been working
on this project for some time without this issue. Nothing has changed in the
form that caused the exception. A little experimentation shows that I cannot
run ANY .NET web project without getting this error:
----------------------------------------------------------------------------
----
Object reference not set to an instance of an object.
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by: Microsoft |
last post by:
When I try this in my code I alwas get an errormessage: "Object reference
not set to an instance of an object"
Dim g As System.Drawing.Graphics
g.DrawString("Test", New Font("Arial", 12, FontStyle.Bold), Brushes.Black,
0, 0)
Why is this?
Marc
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by: Michal |
last post by:
Hi,
I'm already learn cshar language. I have a little problem with
serialport and error message "object reference not set to an instance
of an object".
Serial communication works well, but when i closing application i get
mentioned above error message. It happens on method
"components.Dispose();". Only when serialport is closed (yes, closed!).
When I open it before "components.Dispose();", everything is alright.
P.S. I writing on this...
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by: Chris |
last post by:
Hi,
I tried to create a class which must change the propety 'visible' of a
<linktag in the masterpage into 'false' when the user is logged. But i get
the error: "Object reference not set to an instance of an object"
for the line 'If mpg.FindControl("lkred").Visible = True Then'.
I couldn't find sofar the solution.
Any help would be appreciated ...
Thanks
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by: Michel Couche |
last post by:
Hello,
I have an ASP.Net application that uses the Wizard control to build a newsletter.
There are three steps in the wizard.
The customer's specific design data are loaded from a database in step 1 of the wizard and saved into a session variable.
In step 2, when the user clicks on a button, I load the design data from the session variable and these are saved for further handling in a HashTable.
The HashTable is defined in the...
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by: =?Utf-8?B?QmFkaXM=?= |
last post by:
I'm doing a server side automation(I know it's bad but..) and its working
fine locally and when accessing it from a remote machine using web browser is
was giving me this error"Retrieving the COM class factory for component with
CLSID
{000209FF-0000-0000-C000-000000000046} failed due to the following error:
80070005". so I configured the server using dcomcnfg as described in this
link:
http://support.microsoft.com/kb/288368/
and know...
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by: Sarah |
last post by:
Hi -
Please be gentle. I am quite new to visual basic, but I have been
going through tutorials and reading up. I found a code snippet on the
internet that I wanted to see if I could re-purpose for a project, but
I keep getting the error: "Object reference not set to an instance of
an object" for the 7th line of the code below which is:
obj.ConvertPage(URL).Save("C:\screencaptest2.bmp",
System.Drawing.Imaging.ImageFormat.Bmp)
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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 usage, and What is the difference between ONU and Router. Let’s take a closer look !
Part I. Meaning of...
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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 synchronization. With a Microsoft account, language settings sync across devices. To prevent any complications,...
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by: Oralloy |
last post by:
Hello folks,
I am unable to find appropriate documentation on the type promotion of bit-fields when using the generalised comparison operator "<=>".
The problem is that using the GNU compilers, it seems that the internal comparison operator "<=>" tries to promote arguments from unsigned to signed.
This is as boiled down as I can make it.
Here is my compilation command:
g++-12 -std=c++20 -Wnarrowing bit_field.cpp
Here is the code in...
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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 captivates audiences and drives business growth.
The Art of Business Website Design
Your website is...
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by: Hystou |
last post by:
Overview:
Windows 11 and 10 have less user interface control over operating system update behaviour than previous versions of Windows. In Windows 11 and 10, there is no way to turn off the Windows Update option using the Control Panel or Settings app; it automatically checks for updates and installs any it finds, whether you like it or not. For most users, this new feature is actually very convenient. If you want to control the update process,...
|
by: tracyyun |
last post by:
Dear forum friends,
With the development of smart home technology, a variety of wireless communication protocols have appeared on the market, such as Zigbee, Z-Wave, Wi-Fi, Bluetooth, etc. Each protocol has its own unique characteristics and advantages, but as a user who is planning to build a smart home system, I am a bit confused by the choice of these technologies. I'm particularly interested in Zigbee because I've heard it does some...
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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 instead of User Defined Types (UDT). For example, to manage the data in unbound forms.
Adolph will...
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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 the same network. But I'm wondering if it's possible to do the same thing, with 2 Pfsense firewalls...
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by: bsmnconsultancy |
last post by:
In today's digital era, a well-designed website is crucial for businesses looking to succeed. Whether you're a small business owner or a large corporation in Toronto, having a strong online presence can significantly impact your brand's success. BSMN Consultancy, a leader in Website Development in Toronto offers valuable insights into creating effective websites that not only look great but also perform exceptionally well. In this comprehensive...
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