vs2017 winform 创建ReportViewer失败

Question

安装完nuget包，工具栏添加组件的时候就报这个错，有没有遇到过的，帮帮忙，感谢

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Microsoft Visual Studio
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创建组件“ReportViewer”失败。错误消息为:

 “System.InvalidCastException: [A]Microsoft.Reporting.WinForms.ReportViewer 无法强制转换为 [B]Microsoft.Reporting.WinForms.ReportViewer。类型 A 源自“Microsoft.ReportViewer.WinForms, Version=15.0.0.0, Culture=neutral, PublicKeyToken=89845dcd8080cc91”(在上下文“LoadNeither”中的“C:\Users\ganlanghong\AppData\Local\Microsoft\VisualStudio\15.0_34cab4b9\ProjectAssemblies\hmcxotq_01\Microsoft.ReportViewer.WinForms.dll”位置处)。类型 B 源自“Microsoft.ReportViewer.WinForms, Version=15.0.0.0, Culture=neutral, PublicKeyToken=89845dcd8080cc91”(在上下文“LoadFrom”中的“C:\PROGRAM FILES (X86)\MICROSOFT VISUAL STUDIO\2017\COMMUNITY\COMMON7\IDE\COMMONEXTENSIONS\MICROSOFT\SSAS\Microsoft.ReportViewer.WinForms.dll”位置处)。

   在 Microsoft.Reporting.WinForms.ReportViewerDesigner.get_ActionLists()

   在 System.ComponentModel.Design.ComponentDesigner.CDDesignerCommandSet.GetCommands(String name)

   在 System.ComponentModel.Design.DesignerCommandSet.get_ActionLists()

   在 System.ComponentModel.Design.DesignerActionService.GetComponentDesignerActions(IComponent componen...”
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确定   
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Answer 1

用户路径下面那个dll的影响，我可以直接删掉吗

Answer 2

Hi,

根据你的描述，我很难确定错误的来源。

但是你可以参照下面的链接，详细阐述了如何创建reportviewer的详细步骤。

How to add reportviewer control in visual studio 2017 vb .net

希望这会帮到你。

Best Regards,

Jack

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