Datagridview index 1 does not have a value
Strange explanation, GridView shows up all elements correctly, but is stupid enough to tell that ther is no element at index -1 when you click it! Anyway the solution is simple, rebind the GridView. Share this: dgvTxn.DataSource = listTxns; dgvTxn.CurrentCell = dgvTxn[0, 0]; where dgvTxn is a standard DataGridView control. That final line in the above code causes an exception to be thrown with the message "index -1 does not have a value". 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 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 Index -1 does not have a value - DataGridView. .NET Framework Forums on Bytes. 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
9 Nov 2011 This seems to be some kind of internal binding bug in .NET. I experienced exactly the same exception whenever using DataGridView bound to a List. I really� 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� Add one more condition which is gridMappings.Rows.Count>0. Hide Expand Copy Code. private void gridMappings_RowsAdded(object� 26 Jun 2008 System.IndexOutOfRangeException: Index -1 does not have a value. at. System. Windows.Forms.CurrencyManager.get_Item(Int32 index) at I was running into a problem with the DataGridView while binding it to an object Collection. I got it working and I thought others might like to�
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
10 Dec 2014 dll Additional information: Index -1 does not have a value. Make sure that the maximum index on a list is less than the list size. Make sure the� 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�
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.
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 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�
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
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.
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.