編譯器錯誤, 找不到 .net 4.0

[DavidJosephLai]

Type of issue

Code doesn't work

Description

下載 .net 開發人員套件, 它說已在系統裡, 無法安裝???
[請在此輸入您的意見]

Page URL

https://learn.microsoft.com/zh-tw/dotnet/desktop/winforms/controls/design-time-errors-in-the-windows-forms-designer?view=netframeworkdesktop-4.8&f1url=%3FappId%3DDev17IDEF1%26l%3DZH-TW%26k%3Dk(DTELErrorList)%3Bk(TargetFrameworkMoniker-.NETFramework%2CVersion%253Dv4.0)%26rd%3Dtrue

Content source URL

https://github.com/dotnet/docs-desktop/blob/main/dotnet-desktop-guide/framework/winforms/controls/design-time-errors-in-the-windows-forms-designer.md

Document Version Independent Id

f0ac6a95-eac8-64df-6bd8-d508e4103332

Article author

@adegeo

Metadata

• ID: d1d72f14-cf02-36b6-9448-9617839ba915
• Service: dotnet-framework
• Sub-service: winforms

Related Issues

[DavidJosephLai]

Note: This project is upgrade form VS2005 !

[DavidJosephLai]

Note: In VS2005 is work well !

[adegeo]

You need the project to select a .NET Framework SDK installed with Visual Studio 2022, most likely .NET Framework 4.8 or 4.8.1. VS2005 was probably targeting .NET Framework 3.5, which is no longer included with Windows.

[DavidJosephLai]

How can I target to 3.5??? How to? 取得 Android 版 Outlook<https://aka.ms/AAb9ysg>

…

________________________________ From: Andy (Steve) De George ***@***.***> Sent: Saturday, February 8, 2025 7:38:06 AM To: dotnet/docs-desktop ***@***.***> Cc: DavidJosephLai ***@***.***>; Author ***@***.***> Subject: Re: [dotnet/docs-desktop] 編譯器錯誤, 找不到 .net 4.0 (Issue #2000) Closed #2000<#2000> as completed. — Reply to this email directly, view it on GitHub<#2000 (comment)>, or unsubscribe<https://github.com/notifications/unsubscribe-auth/BPHVBOO2Z3VCHS75AIXVPEL2OU7V5AVCNFSM6AAAAABWUTV3T2VHI2DSMVQWIX3LMV45UABCJFZXG5LFIV3GK3TUJZXXI2LGNFRWC5DJN5XDWMJWGIZTCNJXG44TAOA>. You are receiving this because you authored the thread.Message ID: ***@***.***>

[DavidJosephLai]

Dear Andy : How to taget it 3.5 Best Regard ! =============================== 智訊科技開發工作室 95375674 Wismachion Soft & Tech Inc. 賴充偉 Chong Wei Lai http://www.wismachion.com/ Mobile:+886-906-595777 ***@***.*** ===============================

…

________________________________ 寄件者: Andy (Steve) De George ***@***.***> 寄件日期: 2025年2月8日 上午 07:38 收件者: dotnet/docs-desktop ***@***.***> 副本: DavidJosephLai ***@***.***>; Author ***@***.***> 主旨: Re: [dotnet/docs-desktop] 編譯器錯誤, 找不到 .net 4.0 (Issue #2000) Closed #2000<#2000> as completed. — Reply to this email directly, view it on GitHub<#2000 (comment)>, or unsubscribe<https://github.com/notifications/unsubscribe-auth/BPHVBOO2Z3VCHS75AIXVPEL2OU7V5AVCNFSM6AAAAABWUTV3T2VHI2DSMVQWIX3LMV45UABCJFZXG5LFIV3GK3TUJZXXI2LGNFRWC5DJN5XDWMJWGIZTCNJXG44TAOA>. You are receiving this because you authored the thread.Message ID: ***@***.***>