'ToQueryable' Is Not A Member Of 'System.Data.DataTable'?

Dec 17, 2010

I have imported:

Imports System.Xml.Linq
Imports System.Data.SqlClient
Imports System.Data.DataTableExtensions

[code].....

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Nable To Cast Object Of Type 'System.Data.DataViewManager' To Type 'System.Data.DataTable'

Feb 19, 2010

I added this lines in the form load of DataGridPrinter by Merrion in the codebank..[code]Unable to cast object of type 'System.Data.DataViewManager' to type 'System.Data.DataTable'.

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Unable To Cast Object Of Type 'System.Data.DataTable' To Type 'System.Data.DataView'

Dec 31, 2009

every time i run this code i get the same error

Unable to cast object of type 'System.Data.DataTable' to type 'System.Data.DataView'.

the code is

Dim plmExcelCon As New System.Data.OleDb.OleDbConnection
Dim cmdLoadExcel As System.Data.OleDb.OleDbDataAdapter
Dim PrmPathExcelFile As String

[Code]......

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ASP.Net Error - Unable To Cast Object Of Type 'System.String' To Type 'System.Data.DataTable'

Oct 4, 2009

I get the below error Unable to cast object of type 'System.String' to type 'System.Data.DataTable'.This is the code I'm using

Dim str As String = String.Empty
If (Session("Brief") IsNot Nothing) Then
Dim dt As DataTable = Session("Brief")
If (dt.Rows.Count > 0) Then

[code]....

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'System.data.datatable' Cannot Be Indexed Because It Has No Default Property

Jun 2, 2011

[code]This is my Code the error is Class 'System.data.datatable' cannot be indexed because it has no default property.. When i try this code in oledb it works but here it wont..

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System.Data.DataTable - Create A Dataview And Then Loop Through View

Jun 25, 2010

im trying to select some rows based on a criteria, i was wondering is it faster if i create a dataview (based on the criteria) and then loop through the view? or should i loop through the entire datatable and check the criteria manually.

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Error: "ExecuteReader" Is Not A Member Of 'System.Data.OleDb.OleDbConnection'

May 23, 2010

Why I am getting the following error:

Error: "ExecuteReader" is not a member of 'System.Data.OleDb.OleDbConnection'.

The following is the

Private Sub txtSearch_TextChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles txtSearch.TextChanged
Dim MyReader As OleDbDataReader
If txtSearch.Text <> "" Then

[code]....

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C# - Enable The User To Apply A Custom Filter To A System.Data.DataTable?

Feb 16, 2012

I 'd like to enable the user to apply a custom filter to a System.Data.DataTable.At the moment I have a very simple function like this:

Dim result = dataTable.Select(txtUserInput.Text)

With the filtered results I'd like to do further operations(e.g. Database Update/Delete).Is an sql injection protection needed or is the "Select" function secure?


//Edit:Can the "select" function be abused to manipulate any data in the datatable, execute code, ...? If the only danger is that this function can return to much/to less data there is no problem. But if the data in the dataset gets corrupted it's a real problem.

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ToList Is Not A Member Of "System.Data.EnumerableRowCollection"

May 27, 2011

here I accidentally pull the power cable and my computer shutdown. After re-opening my project all my LINQ queries turned into this kind of error: ToList is not a member of "System.Data.EnumerableRowCollection" How to fix this?

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Can Not Call ToQueryable()

Aug 1, 2010

I'm new in LINQ. According to some documentation I've tried following [code]...

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VS 2010 : System.ArgumentException Was Unhandled Message=DataTable 'get_item_list' Does Not Match To Any DataTable In Source

Apr 21, 2010

I am working on a project that takes an xml schema and xml data files and places them into a DataTable, the 2 files are generated from a working table that i have written to disk. I wish to load these 2 files into a DataTable. Here is What i have

vb.net
Friend Function CreateTable(ByVal tableName As String) As Boolean
Dim table As New DataTable(tableName)
table.ReadXmlSchema(tableName & ".xsd")

[code]....

this however produces the following error on line 3

Quote:

System.ArgumentException was unhandled Message=DataTable 'get_item_list' does not match to any DataTable in source.

get_item_list is the parameter passed into this function (tableName)

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Access Of Shared Member, Constant Member, Enum Member Or Nested Type Through An Instance; Qualifying Expression Will Not Be Evaluated

Jun 2, 2011

how do I overcome it? I have created a class and compiled into .dll This code

[Code]...

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Access Of Shared Member - Constant Member - Enum Member Or Nested Type Through An Insta

Aug 13, 2009

In Visual Studio 2008, if I do this:

[Code]....

Does anyone here know how to get the above to work WITHOUT warnings being generated?

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Warning 1: Access Of Shared Member, Constant Member, Enum Member Or Nested Type Through An Instance; Qualifying Expression Will Not Be Evaluated

May 31, 2010

In the following code i get a warning at line 59:Warning 1: Access of shared member, constant member, enum member or nested type through an instance; qualifying expression will not be evaluated.and.. At line 78 I get this Warning:

Warning 2 Property 'SelectedCustomer' doesn't return a value on all code paths. A null reference exception could occur at run time when the result is used.

The program compiles and runs well, but i cant' undesrtand the reason for these warnings. Any Idea ?

1: Public Class Form1
2:
3: 'Form level members
4: Private objCustomers As New ArrayList

[code]....

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VS 2005 Access Of Shared Member, Constant Member, Enum Member?

Apr 28, 2011

Cannot appear to be able to get this function to not have the above error.Private Function GetIncidentActions(ByVal FromAgentID As Integer, ByVal ToAgentID As Integer, ByVal incidentAction As Integer, ByVal ActionDate As Date) As String

[Code]...

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IDE - Add Is Not Member Of System Array

Jul 21, 2010

The following code get an error in IDE when ADD method is used on Methods4Cost. Generic List of should work fine but IDE complains "'Add' is not a member of 'System.Array'".

System.Collections.Generic
Dim Methods4Cost() As List(Of CostMethods)
Dim values As String()
Dim costmethod As CostMethods
[Code] .....

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'DefaultView' Is Not A Member Of 'System.Web.UI.WebControl?

May 23, 2009

I have an error on this code what is the 'DefaultView' is not a member of bookroom.aspx.vb code

Partial Class BookRoom
Inherits System.Web.UI.Page
Dim SelectedDates As System.Collections.ArrayList

[code].....

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'Images' Is Not A Member Of System.Array?

Mar 30, 2012

I got this error within my code and haven't been able to figure out what is wrong with it,im not sure if im doing this Array Correct that could be the reason just looking for some guidance.

Dim imgPictures() As Image
imgPictures.Add(My.Resources.Red)
imgPictures.Add(My.Resources.Blue)

[code].....

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'MaximumProgress' Is Not A Member Of 'System.EventArgs'

Jun 23, 2011

Im using Visual Studio 2003.NET. When im trying to make the webbrowser1 work with the progress bar, it dosen't work. I have looked on youtube videos.[url]...

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'MaximumProgress' Is Not A Member Of 'System.EventArgs'?

Apr 9, 2009

here is my problem:

'MaximumProgress' is not a member of 'System.EventArgs'.
'CurrentProgress' is not a member of 'System.EventArgs'.

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'Peek Is Not A Member Of System.IO.Stream'?

May 4, 2012

Dim OpenFileText As New OpenFileDialog()
Dim InStream As Stream = Nothing
OpenFileText.Filter = "txt files (*.txt)|*.txt"

[Code]...

I've been reading the MSDN Library and I need to use the StreamReader.Peek Method to check a text file while a I parse it.

When I try to use the Peek Method, I get an error saying , "Peek is not a member of System.IO.Stream."

I don't understand why it is happening because I am following the examples on MSDN, and I even checked other sources and it seems like I am doing everything correct. I am hoping it is just something small that I have missed.

I am also importing System, System.IO, and System.Text.

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'Select' Is Not A Member Of 'System.Array'?

Jun 14, 2010

why the following code

Dim myStrings(My.Settings.test.Count - 1) As String
My.Settings.test.CopyTo(myStrings, 0)
DataGridView1.DataSource = myStrings.Select(Function(s) New With {.Value = s}).tolist

would be giving me grief in an existing app but work fine when i put it a new project starting from scratch. I'm getting the following error:

Error 6 'Select' is not a member of 'System.Array'. C:Documents and SettingsAdministratorMy DocumentsMy ECUCSG3303Citation Browser v2.6Citation BrowserfrmCitation.vb 43 36 Citation Browser

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C# - CopyToDataTable Is Not A Member Of System.array

Jun 27, 2012

I have a function in a VB.Net script file, but it produces the error 'CopyToDataTable' is not a member of 'system.array'.

Public Function CollectionFromTable(tableName As String, sql As String, sortOrder As String) As DataTable
Dim foundRows() As DataRow

[Code]....

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Get An Error Saying 'Next' Is Not A Member Of System.array

Jul 15, 2011

I haven't had this problem before. For some reason, when I declare a variable,I.E.rand as a new random(), and try to use rand.Next, i get an error saying 'Next' is not a member of system.array. Not sure why this is happening.

[Code]...

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Graphics Is Not A Member Of System.eventArgs?

Jul 11, 2011

I have this codes

Private Sub Form5_paint(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Paint
Dim redbrush As New Drawing.SolidBrush(Color.Red)

[Code].....

but got error "Graphics is not a member of System.eventArgs"

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How To Fix 'add Is Not A Member Of System.array' Error

Feb 10, 2011

I'm having trouble understanding why i'm getting the error 'add is not a member of system.array'I'm using an arraylist and when I hover over my declaration of memberarray As ArrayList() the tooltip states 'Dim memberarray as System.Collections.ArrayList()[code]

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'Value' Is Not A Member Of System.Windows.Forms.HtmlElement'

May 24, 2009

I was just trying to create something and I found a little code on the web. When I pasted it it got 8 errors, and I could get rid of 5. The other three; I have no idea... It returns an error ('Value' is not a member of System.Windows.Forms.HtmlElement'). How should I fix this? The code is:

[Code]...

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Error 4 'AllowReadStreamBuffering' Is Not A Member Of 'System.Net.HttpWebRequest'

Jun 29, 2010

I must be missing something obvious. I have a class

[Code]....

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Error:EnableUnsecuredResponse Is Not A Member In System.servicemodel(3.0)

Mar 7, 2012

Dim elements As System.ServiceModel.Channels.BindingElementCollection = _Client.Endpoint.Binding.CreateBindingElements
elements.Find(Of System.ServiceModel.Channels.SecurityBindingElement).EnableUnsecuredResponse = True

This is the error,i am getting in my code.the reason is the code is developed in some other environment.while trying to run in my system it giving error.i gone throug the service model dll,But EnableUnsecuredResponse is not a member in that.And i have tried to install some patches also.But i am not able to resolve the error.this is the patch i have installed ( link ) And EnableUnsecuredResponse is a member in system.servicemodel(framework(4.0)),i am using framework(3.5)

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Port Scanner 'Add' Is Not A Member Of 'System.Array'

Mar 31, 2012

I am trying to make a network tool. And i cant find how to make a a portscanner.
So i taked a look at the internet and founded the following code:

Private Sub btnScan_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnScan.Click
Me.CheckForIllegalCrossThreadCalls = False 'Now you can Add items through a thread

[Code]....

It gives me the following error : 'Add' is not a member of 'System.Array'

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