Datagridview index 1 does not have a value

The default is -1, indicating that there is no associated DataGridView control. The value of this property does not necessarily correspond to the current visual� The row has been added to a DataGridView control, but the rowIndex value is not The row is not a shared row, but the rowIndex value does not match the row's Shared rows have Index values of -1, which prevents you from using the State� being able to edit the datagridview. It gives me this error when I click on one of the rows: System.IndexOutOfRangeException: 'Index -1 does not have a value.'.

The row has been added to a DataGridView control, but the rowIndex value is not The row is not a shared row, but the rowIndex value does not match the row's Shared rows have Index values of -1, which prevents you from using the State� being able to edit the datagridview. It gives me this error when I click on one of the rows: System.IndexOutOfRangeException: 'Index -1 does not have a value.'. The GridViews in the first row all have a flow value of GridView. If this value is non-zero, the view will create extra delegates before the start of the view, The currentIndex property holds the index of the current item, and currentItem holds� You may have noticed in the examples so far that the group columns don't produce columnDefs = [ // index = 1, gets grouped second { headerName: " Country", The values can be any numbers that are sortable, they do NOT need to start at�

Recently I was assigned to work on Datagridview . I bind the Generic list to the Gridview, in other thread I'm modifying the Generic list which is bounded. when I scrolling the Datagridview Control in UI, I'm getting the fallowing error

Find answers to Datagridview causes exception index -1 does not have a value from the expert community at Experts Exchange where dgvTxn is a standard DataGridView control. Index -1 does not have a value. at System.Windows.Forms.Curre ncyManager.get_Item After I clicked the Close button in the Controlbox (Top right on the form) the DataGridView gets cleared of data row by row and when all the rows have been cleared the following message appears: "Index 0 does not have a value". This exception is thrown even if I do not make any changes to the data that is bound to the DataGridView. .Net DataGridView "Index 0 does not have a value." I am having trouble with a DataGridView. I have a collection of 3 Items bound to the grid, when trying to delete one of the items and reload the grid. If have code of. If (dlg.ShowDialog() = DialogResult.OK) Then 'Show dialog with grid on it End If DataGridView causing CurrencyManager to trigger an exception (Index -1 does not have a value) (too old to reply) Message="Index -1 does not have a value." I am changing the data source for the datagridview on the selected value changed event of a combo box, here's an example of what my code

When no item is selected, the index value that is returned by the SelectedIndex property is -1. At the top of your event handler check it before�

Winforms >> DataGridView: Index -1 does not have a value Hi, I'm using the DataGridView in VB.NET 2.0. The DataSource is a Generic List of a custom class0: lstMyPersonnes = New List(Of clsPersonne). When I add a new clsPersonne to lstMyPersonnes, and rebind the lstMyPersonnes to my DataGridView.dataSource, it shows the new record in Error message: index -1 does not have a value in datagridview scenario: The grid was bound to a simple object collection. The object contai Find answers to Datagridview causes exception index -1 does not have a value from the expert community at Experts Exchange where dgvTxn is a standard DataGridView control. Index -1 does not have a value. at System.Windows.Forms.Curre ncyManager.get_Item After I clicked the Close button in the Controlbox (Top right on the form) the DataGridView gets cleared of data row by row and when all the rows have been cleared the following message appears: "Index 0 does not have a value". This exception is thrown even if I do not make any changes to the data that is bound to the DataGridView.

Add one more condition which is gridMappings.Rows.Count>0. Hide Expand Copy Code. private void gridMappings_RowsAdded(object�

dgv.DataSource = myList; Everything is working fine except when I click on a row in DataGridView I'm getting following exception: Index -1 does not have a value. Here is stack trace (you can see that it happens in some internal DataGridView code): System.IndexOutOfRangeException: Index -1 does not have a value.

26 Jun 2008 System.IndexOutOfRangeException: Index -1 does not have a value. at. System. Windows.Forms.CurrencyManager.get_Item(Int32 index) at

DataGridView RowsAdded Index -1 does not have a value ? Rate this: windows-forms. Hi In window application, I am binding a "DataGridView" DataSource to list of objects. The DGV contains 3 columns. First two column are Simple DataGridViewTextBoxColumn & in 3rd column is type of DataGridViewButtonColumn. When I click anywhere on grid I am

The GridViews in the first row all have a flow value of GridView. If this value is non-zero, the view will create extra delegates before the start of the view, The currentIndex property holds the index of the current item, and currentItem holds� You may have noticed in the examples so far that the group columns don't produce columnDefs = [ // index = 1, gets grouped second { headerName: " Country", The values can be any numbers that are sortable, they do NOT need to start at� dgv.DataSource = myList; Everything is working fine except when I click on a row in DataGridView I'm getting following exception: Index -1 does not have a value. Here is stack trace (you can see that it happens in some internal DataGridView code): System.IndexOutOfRangeException: Index -1 does not have a value. Make sure the index is not a negative number. This exception will be thrown if the index is less than zero. Make sure data column names are correct. This exception may be thrown if the data column name being supplied to the System.Data.DataView.Sort property is not valid. For more information, see the DataView class. My goal is to use it in a multithreaded environment. The datagridview is in a form in a separate thread, the table is in the main thread as is the data source. I am doing it this way so I can close or open the display window at any time and it is does not slow down the main application when running. HELP - Find Row Index by value in DataGridView; Get index in datagridview; NullReferenceException on DataGridView.Columns Index property; How DataGridView refresh and update the data source class property run time; Adding an unbound - row to a specific index - datagridview bound mode; VB 2005 Row index in datagridview <> row index in dataset; DataGridView: Index -1 does not have a value