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DataGridView.UpdateRowErrorText Method (Int32)

Forces the row at the given row index to update its error text.

Namespace:  System.Windows.Forms
Assembly:  System.Windows.Forms (in System.Windows.Forms.dll)

'Declaration
Public Sub UpdateRowErrorText ( _
	rowIndex As Integer _
)

Parameters

rowIndex
Type: System.Int32

The zero-based index of the row to update.

ExceptionCondition
ArgumentOutOfRangeException

rowIndex is not in the valid range of 0 to the number of rows in the control minus 1.

This method is useful when you maintain row error text yourself by handling the RowErrorTextNeeded event. Call this method when you change the stored error text for the specified row. This will force the DataGridView control to retrieve the updated text through the RowErrorTextNeeded event handler.

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0, 2.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1
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