Getting Invalid Column Name 'CHARLES'. Invalid Column Name 'CHARLYN'. Invalid Column Name 'SMITH'?
Jun 2, 2010
I'm getting Invalid column name 'CHARLES'. Invalid column name 'CHARLYN'. Invalid column name 'SMITH'.what's wrong with my code, it's been a long time since I used SQL dataset. I'm into LINQ but I'm having problems with this kind of LINQ query so I'm reverting to SQL dataset.here's my code:
'Set up a data set command object.
Dim sSelectColumn As String = ("SELECT * FROM tblScanned WHERE LastName=" & sLastName & " AND FirstName =" & sFirstName & " AND MiddleName =" & sMiddleName)[code].....
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Jun 18, 2010
i have an app in vb.net 2008 having an employee form with includes among other controls ,a button (named btnEmpRmk) for comment and textboxes and txtEmpId for employee's ID respectively.
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Jun 29, 2010
I have a gridview0 in a multiview and when I click select on a row I have theGridView0_SelectedIndexChanged sub change to a different view in the multiview, which has a different gridview1 but the same datasource as gridview0. This is when it errors out and it displays the invalid column name error, with the column name being the datakeyname of the first gridview0 row that was selected
Protected Sub GridView0_SelectedIndexChanged(ByVal sender As Object, ByVal e As System.EventArgs) Handles GridView0.SelectedIndexChanged
Dim ISTag As String = GridView0.SelectedDataKey.Value.ToString
[code].....
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Jul 10, 2009
I am getting error with the following code. The exception is Invalid column name 'pmoss;.The code seem to be perfectly but don't know what exactly went wrong.[code]
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Jun 11, 2011
I just got this error while creating my own login form. It generates an error "Invalid Column name manoyanx" where 'manoyanx' is the string i am querying in the database. Here is my snippet :
Dim connetionString As String
Dim cnn As SqlConnection
Dim mycomm As SqlCommand = New SqlCommand
Dim dr As SqlClient.SqlDataReader
[code].....
the highlighted line of the code is dr = mycomm.ExecuteReader
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Nov 16, 2009
I am getting an exception and I don't know how to remedy it. The history is that, in my inexperience, I had asked for the creation of an ODBC data source using a remote SQL Server, and specified caching of certain tables.Then I noticed that this was getting complicated and I tried to not have those tables cached.Columns like 'LastEditDate' had gotten added to those tables.I abandoned using ODBC and went with SqlClient instead. I started getting the error described below re "Invalid column name 'LastEditDate'" even though I never refer to or use such a column. I searched my computer for files containing this string and deleted them. The error kept occurring. I removed all the columns called 'LastEditDate' from the SQL Server database. The error kept occurring. I started my Visual Basic.Net 2008 project over with a different name.The error still keeps occurring.Fragment from a class (form) containing a sub called SyRefresh:
Case "STOCKDATA"
sCell = sData.Split(",")[code].....
dc is a datacontext associated with a SQL Server instance on a server somewhere on the Internet.That remote SQL Server is version 2000. As you can see above, I use Linq.
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Nov 17, 2009
I have written the following lines of code
Imports System.Data
Imports System.Data.SqlClient
Imports System.Data.OleDb
[code]....
When I run the program, it comes back with the error message
Invalid column name 'testtx2'
I perhaps need to add that s_name is a valid field name in the customer table.
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Mar 21, 2011
I am using the following code to insert record into my database but I keep getting the "Error while inserting record on table...Invalid column name 'xxx'." but when I tried to issue the command in SQL server: INSERT Movie_Table VALUES(100, 'Avatar');
Private Sub store_Data()
Dim con As New SqlConnection
Dim cmd As New SqlCommand
Dim iCounter As Integer
[code]....
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Nov 3, 2011
My console errors out when I enter anything other than a number or operators in the designated (input). I stink at this stuff but I have been t this for about 8 hrs. still not there. I have included a text file for the task at hand
[Code]...
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Jul 15, 2009
I'm using WMI code and VB 2008 to see NIC status. So far the queries are working, but the methods aren't. For example, I'm trying to set a network card to use DHCP, I get invalid function with this code:
Dim classInstance As New ManagementObject("rootCIMV2", "Win32_NetworkAdapterConfiguration.Index='7'", Nothing)
Dim outParams As ManagementBaseObject = classInstance.InvokeMethod("EnableDHCP", Nothing, Nothing)
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Sep 9, 2011
where I was encrypting the string and passing it to another web page to decrypt and get the ids to be displayed as a pdf back to the page. I kept getting an invalid "Invalid length for a Base-64 char array". It was then I realised that the string was getting truncated and that the IE Explorer had a size limit for the number of charaters being passes as a querystring.So I think I need to go the route of posting it.But not sure how to go about it.
Private Sub GetReport()
Try
Dim hawbs As String = String.Empty[code]....
The retrieve document then does: the decrpytion gets the data(ids) and pulls the pdfs.
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Apr 9, 2010
How to add a checkbox column at first column of datagridview including column header?After adding, how to code to "check all" or "uncheck all"?
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May 23, 2012
I have two text files, the first text file has two columns separated by a space (" ") and the second text file only has one column.
The column 1 in text file 1 and text file 2 match albeit in different order, what I'm trying to achieve is for every field in column 1 text file 2 I want to search for column 1 in text file 1 and display the matching column 2 field in column 2 text file 2.
Dim*OpenTextFile*As*String*= IO.Path.Combine("C:Test1.txt")
Dim*OpenTextFile2*As*String*= IO.Path.Combine("C:Test2.txt")
Dim*SaveTextFile*As*String*= IO.Path.Combine("C:Test2.txt")
[code]....
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Feb 24, 2010
Add persistence to multible DataGridView in terms of Hide/Show column and column width
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Apr 1, 2010
VB GridView control will not allow code in the vb code file to access a data column that has its visible property set to false. When it is set to true, the data column can be accessed with no problem. Any suggestions as to how to correct this? I have looked through the documentation, text books, and I have not found anything that gave me any clue as to what the problem could be. I thought that the property was just applied to the column, not that it would remove the column from being accessible.
[Code]...
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Jan 30, 2010
I am trying to placed several check boxes (15) in a group box or on a form. I receive the following error message in Visual Studio:
Cannot set column, "The value violates the MaxLength limit of this column".
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Jul 4, 2011
I have been trying to find out how to resize listview column width to the largest widthor either column header or item in c#
[URL]
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Sep 12, 2011
I have a listview and i want to make one column's font smaller than the other column to fit form design. How will i do that?
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Feb 13, 2012
It seems that on clicking datagridview column header, the column will be automatically sorted based on the column type. I have a column showing some numbers. If column type is string, it sorts "1","20","3" into "1","20","3". If column type is double, it sorts into "1","3","20" which is the result that I want. However, there might be some erros in the numbers and error messages(text) will show in the cell instead of numbers. So I cannot set the column type as double. I want to ignore these error messages and sort all the numbers. How can I do this?
Also, I need to add some background colors to different rows in datagridview. So in the column header click event, I call the bkgColor Sub to achieve this. My question is that how can I override the sorting method in this event?
Private Sub DataGridView1_ColumnHeaderMouseClick(sender As Object, e As System.Windows.Forms.DataGridViewCellMouseEventArgs) Handles DataGridView1.ColumnHeaderMouseClick
Try
[code]....
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Aug 4, 2009
I have a datagrid that I am unable to change the width setting, it always reverts back to the original setting.
To change this setting:
1. select the datagrid view tasks
2. Edit columns bound column properties
3. Select Width property
4. Width property will always revert back to the original setting.
I have check the properties settings without any luck.
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Feb 27, 2009
i have a datagridview with three columns. i set the first column to visible=false, so the user can only see two columns.when the user presses the tab key in the first visible column -- column(1), i want to ignore column(2) so that the user only tabs through the rows in column(1)i can't get it to work. it will always tabs through the rows in column(2) even if i use the column name.
[code]...
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Mar 25, 2011
I want to disable column in datagridview so the column will not receive focus,
when user press tab to move from cell to cell this column will be skipped and the focus move to the next cell or column.
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Mar 23, 2011
I have a program and I get time data from a sqldb and display it in a column in a listbox. What are the proper steps for adding the time as I iterate through the data in the column? I figure I will need to do some conversions on the time to be able to add it and display it as a total.
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May 20, 2009
i need to do a macro. this is what my excel looks like
1 2 3 4
seq1 name name seq2
abcde vv1 abcdddd
abcxy vv2 abcdlmn
[code]....
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Nov 30, 2010
This is my programs complete code, the only problem is i want to fix the amount of decimal places that show up in my gridview. The problem is if i do this on the asp side the location of the column gets thrown off and the column is duplicated. I figured if i just remade the table on the asp side it would work only problem is if i remove the sql for that particular column the asp side column cannot get data.
Imports System.Data.Sql
Imports System.Data.SqlClient
Imports System.Data
[Code]....
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Aug 9, 2010
I have several controls on aWinForm (VS2010) which are bound to an SQL database table via a Dataset, BindingSource and TableAdapter (all bindings created via the IDE). When i try to update the daatbase table with changes made in the form controls using:
Me.QuoteHeaderBindingSource.EndEdit()Me.QuoteHeaderTableAdapter.Update(Me.BurdensCRMDataSet.QuoteHeader)
I'm getting the following error message: Cannot set column 'SalesTeam'. The value violates the MaxLength limit of this column Now on the surface the problem would seem self explanatory and the solution quite obvious. However i'm not changing the 'salesTeam' data, so it's exactly the same as it came out of the database and consequently it must be the same length. the data is two characters, the database field is a Char(2) data type and the datatable field has MaxLength = 2. So i can't see what's causing the problem or what i can do to resolve it
I've tried changing the data in the relevant textbox to just one character, but it still throws up the same error I've tried changing the SalesTeam DataTable field to MaxLength = 4, but it still throws up the same error I've tried reconfiguring the TableAdapter, but it still throws up the same error
I know my code is good because it works for other datatables that other controls in the same form are bound to. I'm I doing something wrong or missing something obvious or has anyone come up against this before
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Aug 14, 2011
How replace comment column with value column in resource file via programming?
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Jul 8, 2010
In my window application i have taken one combobox field with its collection as "amc", "war" etc. Now in my datagridview this combobox column is display as Textbox column, i want to change it to combobox with the above collection "amc","war". I have retreiving the result in datagrid through sql query, hence in datagrid edit column section we doesnot have that part to change to Combobox column.
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Jul 8, 2010
in my window application i have taken one combobox column with its collection as "amc", "war" etc.Now in my datagridview this combobox column is display as Textbox column, i want to change it to combobox with the above collection "amc","war".
I have retreiving the result in datagrid through sql query, hence in datagrid edit column section we doesnot have that part to change to Combobox column.
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Sep 25, 2009
i'm trying to get my program to look up a string and find a match in an access database in column "PhoneNumber" and return the value from column "FullName" on the same row to a different string
so it would go like this: (i really don't know much about accessing databases)
Dim PhoneNumber As String
Dim FullName As String
PhoneNumber = TextBox1.Text
FullName =
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