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by: Bob Cannistraci |
last post by:
A three-tier user authentication system was running without a problem for almost a year and now is suddenly dysfunctional. We don't know of any changes to any of the servers. It's quite maddening. The details:
1) We know the COM+ app is instanced on the COM+ server (Win 2000). The component graphic spins when CreateObject is called.
2) The...
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by: vijay |
last post by:
Hi
I am working on a web application. I have huge form where in I have filled some part of the form and after two hours again I started filling the rest of the form but I got the following error
Server Error in '/abc' Application
Server Error in '/abc' Application
>> Object reference not set to an instance of an object.
>> Description:...
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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:
...
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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: MrSpock |
last post by:
1. Create a new Windows Application project.
2. Open the project properties and check "Make single instance application".
3. Build.
4. Go to the release folder and run the application.
5. Try to open a second instance of the application.
This will cause an unhandled exception and the "Send Error Report" box shows
up. Does this happen to...
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by: DaveO. |
last post by:
Hello,
I'm calling a VB.NET web service, also from VB.NET, and I get the error
" Object reference not set to an instance of an object" on the
following line in Reference.vb, when it tries to make the call:
Dim results() As Object = Me.Invoke("Phys_Post", New Object()
{SessionID, a, b, c, d, CountList})
I can call other web services...
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by: louie.hutzel |
last post by:
This JUST started happening, I don't remember changing any code:
When I click the submit button on my form, stuff is supposed to happen
(which it does correctly) and a result message is posted back to the
same page at the top of my form alerting the user that their request
has been approved or denied. However, the end result is an error...
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by: =?Utf-8?B?SkhhbGV5?= |
last post by:
Our system is:
IIS Server: dual Intel Xeon 2.80 GHz, 4 GB Ram
Windows Server 2003 SP2
IIS 6.0
SQL Server: dual Intel Xeon 2.80 GHz, 4 GB Ram (separate server)
Windows Server 2003 SP2
SQL Server 2000
We are having some problems with a website we are developing, and had some
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by: Tamer Ibrahim |
last post by:
Hi,
Sometimes, I got the following error message when I use ajax calendar
control on some aspx pages :
Object reference not set to an instance of an object.
Description: An unhandled exception occurred during the execution of the
current web request. Please review the stack trace for more information
about the error and where it originated...
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by: Monty |
last post by:
I'm installing an ASP.Net 2.0 web applications project (WAP) application on
a production server (Win 2003). I've installed it on XP test machines before
and it runs fine. On my production machine I get this error (full error
screen below) when I attempt to visit the start page. The type
("MyCo.Ing.MyAppRoleProvider") is in my main assembly in...
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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: 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. ...
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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...
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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...
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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: adsilva |
last post by:
A Windows Forms form does not have the event Unload, like VB6. What one acts like?
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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: 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...
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