DataGridView:Ch ild list for field Region cannot be created.

=?Utf-8?B?QXR1bCBSYW5l?=

Hi,
I am using datagridview when, I am assigning datasource to Datagridview i am
gettin exception "Child list for field Region cannot be created."

I am Assigning Collection as a datasource to the datagridview.

AnnotationGrid. DataSource = XMLAnnotations;
AnnotationGrid. DataMember = "Region";

and my grid has three coloumns ID, Area, Text and XMLAnnotation consist xml
like that :

<Annotations MicronsPerPixel ="0.504000">
- <Annotation Id="1326" Name="" ReadOnly="0" Type="4" LineColor="2293 538"
Visible="1" Selected="0" MarkupImagePath ="">
<InputAnnotatio nId>0</InputAnnotation Id>
<Attributes />
- <Regions>
- <RegionAttribut eHeaders>
<AttributeHeade r Id="9999" Name="Region" ColumnWidth="45 " />
<AttributeHeade r Id="9997" Name="Length" ColumnWidth="70 " />
<AttributeHeade r Id="9996" Name="Area" ColumnWidth="70 " />
<AttributeHeade r Id="9998" Name="Text" ColumnWidth="10 0" />
</RegionAttribute Headers>
- <Region Id="1326" Type="1" Zoom="0.000000" Selected="0" ImageLocation=" "
ImageFocus="0.0 00000" Length="244.0" Area="3237.0" LengthMicrons=" 123.0"
AreaMicrons="82 2.2" Text="" NegativeROA="0" >
<Attributes />
- <Vertices>
<Vertex X="23686.000000 " Y="20753.000000 " />
<Vertex X="23769.000000 " Y="20753.000000 " />
<Vertex X="23769.000000 " Y="20792.000000 " />
<Vertex X="23686.000000 " Y="20792.000000 " />
</Vertices>
</Region>
</Regions>
</Annotation>
- <Annotation Id="1328" Name="" ReadOnly="0" Type="4" LineColor="2293 538"
Visible="1" Selected="0" MarkupImagePath ="">
<InputAnnotatio nId>0</InputAnnotation Id>
<Attributes />
- <Regions>
- <RegionAttribut eHeaders>
<AttributeHeade r Id="9999" Name="Region" ColumnWidth="45 " />
<AttributeHeade r Id="9997" Name="Length" ColumnWidth="70 " />
<AttributeHeade r Id="9996" Name="Area" ColumnWidth="70 " />
<AttributeHeade r Id="9998" Name="Text" ColumnWidth="10 0" />
</RegionAttribute Headers>
- <Region Id="1328" Type="1" Zoom="0.000000" Selected="0" ImageLocation=" "
ImageFocus="0.0 00000" Length="166.0" Area="1380.0" LengthMicrons=" 83.7"
AreaMicrons="35 0.5" Text="" NegativeROA="0" >
<Attributes />
- <Vertices>
<Vertex X="23715.000000 " Y="20825.000000 " />
<Vertex X="23738.000000 " Y="20825.000000 " />
<Vertex X="23738.000000 " Y="20885.000000 " />
<Vertex X="23715.000000 " Y="20885.000000 " />
</Vertices>
</Region>
</Regions>
</Annotation>
</Annotations>

Oct 14 '08 #1

Subscribe Reply

1763

Similar topics

4885

DataGridView cannot hide first column

by: Greg Burns | last post by:

I cannot hide the first column of my DataGridView. (VS.NET 2005 RC1) If you take a look at the sample from here http://lab.msdn.microsoft.com/vs2005/downloads/101samples/default.aspx Windows Forms->UsingDataGridView example They are hiding the employee ID by setting that column visibility to false, seems simple enough. But I can hide every other column in my own project, just not the first one!

Visual Basic .NET

1026

datagridview + list ?

by: Jarod | last post by:

Hey I want to bind a List<string> with DataGridView, but when I try to do so I have only Length column. The Length column displays lengths of my strings but where are my strings ? I tried to set DataMember to Item and to many other things but ... Jarod

C# / C Sharp

1116

DataGridView - Cannot Enter Values in Column

by: Andy | last post by:

I have a DataGridView on my form, but for some reason: I am unable to modify / change any values in the datagrid. I do not have any of the columns set to ReadOnly. What do I need to do to be able to edit a column? I have EditMode set to "EditOnKeystrokeOrF2". The selection for the cell looks like it allows me to type, but none of the keystrokes are picked up and entered in the cell.

C# / C Sharp

1644

Child list exception

by: dave | last post by:

Hello: I'm trying to connect "DataGridView" to ".MDB" file from the code: string connectionString = "Provider=Microsoft.Jet.OLEDB.4.0; Data Source=C:\\file.MDB"; OleDbConnection connection = new OleDbConnection(connectionString); connection.Open();

C# / C Sharp

7822

Manipulating XML and a DataGridView

by: michael sorens | last post by:

I have been trying to figure out how to use DataSets, BindingSources, DataGridViews, and XML together, but it is a challenge. I understand how to populate a DataGridView with XML basically as: DataSet ds = new DataSet(); ds.ReadXml(@"\usr\tmp\sample.xml"); dataGridView.DataSource = ds; dataGridView.DataMember = "targetElement"; What I found through experimentation is that the DataMember may specify

C# / C Sharp

26438

DataGridView and ComboBox

by: | last post by:

I am sure this has been asked and answered, but here goes anyway... VS.Net 2005, VB.Net How can you display more than one field in the displaymember property of a combobox inside the datagridview control? I am at a loss. Thanks, David

Visual Basic .NET

5051

C# refreshing Datagridview from a different form

by: romerve | last post by:

Hello; i am having some problems trying to get a form that has a datagridview to refresh after a new record is created. I have a MDI container and menu form and add new record form; the menu form display the data using a data grid view and the add record form creates an object and passes that data to a class method which creates the record using sqlcommand. The add new record form is loaded after the user clicks on the add button on...

C# / C Sharp

1208

DataGridView Class

by: Adrian Soon | last post by:

Hi All, I'm now trying to use the DataGridView Class but i'm nt sure how to allow user to do sorting of data himself. Is there anyway I can code it? as I had my datagridview created in run time. what is the correct way to add the code in? thanks...

.NET Framework

1636

Bind Property of Child-Objecty to DataGridView

by: Pieter | last post by:

Hi, I want to bind a proeprty of a child object to a DataGridView, but it doesn't work. For instance: Imagen that I have an object Company, and this object company has a child object Address. Address has a property Street.

.NET Framework

9568

What is ONU?

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...

General

10164

Problem With Comparison Operator <=> in G++

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...

C / C++

10007

Maximizing Business Potential: The Nexus of Website Design and Digital Marketing

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...

Online Marketing

9959

The easy way to turn off automatic updates for Windows 10/11

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,...

Windows Server

8833

AI Job Threat for Devs

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 launch it, all on its own.... Now, this would greatly impact the work of software developers. The idea...

Career Advice

5277

Trying to create a lan-to-lan vpn between two differents networks

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...

Networking - Hardware / Configuration

3926

transfer the data from one system to another through ip address

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

C# / C Sharp

3532

How to add payments to a PHP MySQL app.

by: muto222 | last post by:

How can i add a mobile payment intergratation into php mysql website.

PHP

2806

Comprehensive Guide to Website Development in Toronto: Expert Insights from BSMN Consultancy

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...

General