单击数据网格视图的键盘输入后出现未处理的异常+ [英] Unhandled exception +following a click through the keyboard input of a datagridview

问题描述

大家好，

Hello every body,

I have a gridview with a BindingSource datasource
I do a filter on the BindingSource then I add a row in the grid and then I click enter the following exception appears entree

$ b $bàSystem.Collections.ArrayList.get_Item（Int32 index）

àSystem.Windows.Forms.DataGridViewRowCollection.SharedRow（Int32 rowIndex）
$ b $bàSystem.Windows.Forms.DataGridView.get_CurrentCellInternal（）
$ b $bàSystem.Windows.Forms。 DataGridView.CommitEdit（DataGridViewCell& dataGridViewCurrentCell，DataGridViewDataErrorContexts context，DataGridViewValidateCellInternal validateCell，Boolean fireCellLeave，Boolean fireCellEnter，Boolean fireRowLeave，Boolean fireRowEnter，Boolea n fireLeave）
$ b $bàSystem.Windows.Forms.DataGridView.ProcessEnterKey（Keys keyData）
$ b $bàSystem.Windows.Forms.DataGridView.ProcessDialogKey（Keys keyData）
$ b $bàSystem.Windows.Forms.Control.ProcessDialogKey（Keys keyData）
$ b $bàSystem.Windows.Forms.TextBoxBase.ProcessDialogKey（Keys keyData）
$ b $bà System.Windows.Forms.Control.PreProcessMessage（消息&安培; msg）
$ b $bàSystem.Windows.Forms.Control.PreProcessControlMessageInternal（控制目标，消息和消息）
$ b $bàSystem.Windows.Forms.Application.ThreadContext.PreTranslateMessage（MSG& ; msg）
$ b $bàSystem.Windows.Forms.Application.ThreadContext.System.Windows.Forms.UnsafeNativeMethods.IMsoComponent.FPreTranslateMessage（MSG& msg）
$ b $bàSystem.Windows .Forms.Application.ComponentManager.System.Windows.Forms.UnsafeNativeMethods.IMsoComponentManager.FPushMessageLoop（IntPtr dwComponentID，Int32 reason，int32 pvLoopData）
$ b $bàSystem.Windows.Forms.Application.ThreadContext.RunMessageLoopInner（Int32 reason，ApplicationContext context）
$ b $bàSystem.Windows.Forms.Application.ThreadContext.RunMessageLoop（Int32 reason，ApplicationContext context）
$ b $bàSystem.Windows.Forms.Application.Run （表单mainForm）

à System.Collections.ArrayList.get_Item(Int32 index)
à System.Windows.Forms.DataGridViewRowCollection.SharedRow(Int32 rowIndex)
à System.Windows.Forms.DataGridView.get_CurrentCellInternal()
à System.Windows.Forms.DataGridView.CommitEdit(DataGridViewCell& dataGridViewCurrentCell, DataGridViewDataErrorContexts context, DataGridViewValidateCellInternal validateCell, Boolean fireCellLeave, Boolean fireCellEnter, Boolean fireRowLeave, Boolean fireRowEnter, Boolean fireLeave)
à System.Windows.Forms.DataGridView.ProcessEnterKey(Keys keyData)
à System.Windows.Forms.DataGridView.ProcessDialogKey(Keys keyData)
à System.Windows.Forms.Control.ProcessDialogKey(Keys keyData)
à System.Windows.Forms.TextBoxBase.ProcessDialogKey(Keys keyData)
à System.Windows.Forms.Control.PreProcessMessage(Message& msg)
à System.Windows.Forms.Control.PreProcessControlMessageInternal(Control target, Message& msg)
à System.Windows.Forms.Application.ThreadContext.PreTranslateMessage(MSG& msg)
à System.Windows.Forms.Application.ThreadContext.System.Windows.Forms.UnsafeNativeMethods.IMsoComponent.FPreTranslateMessage(MSG& msg)
à System.Windows.Forms.Application.ComponentManager.System.Windows.Forms.UnsafeNativeMethods.IMsoComponentManager.FPushMessageLoop(IntPtr dwComponentID, Int32 reason, Int32 pvLoopData)
à System.Windows.Forms.Application.ThreadContext.RunMessageLoopInner(Int32 reason, ApplicationContext context)
à System.Windows.Forms.Application.ThreadContext.RunMessageLoop(Int32 reason, ApplicationContext context)
à System.Windows.Forms.Application.Run(Form mainForm)

推荐答案

根据您提供的异常堆栈，您正在访问一个数组项不存在。

Based on the exception stack you have provided, you are accessing an array item that does not exist.

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