Windows 7 PC で Windows システムの復元を実行しました。Visual Studio ソリューションを VS2015 Update1 で開くと、ソース コードに入力しても変更が受け入れられません。
新しいプロジェクトを作成したり、メモ帳でソース ファイルを開くことができます。
コンピューターを再起動してみました。
Resharper Ultimate 10 をアンインストールすると問題はなくなり、再インストールすると再び発生します。
Visual Studio ショーについて
Microsoft Visual Studio Professional 2015
Version 14.0.24720.00 Update 1
Microsoft .NET Framework
Version 4.6.00081
Installed Version: Professional
Visual Basic 2015 00322-40000-00000-AA025
Microsoft Visual Basic 2015
Visual C# 2015 00322-40000-00000-AA025
Microsoft Visual C# 2015
Visual C++ 2015 00322-40000-00000-AA025
Microsoft Visual C++ 2015
Application Insights Tools for Visual Studio Package 1.0
Application Insights Tools for Visual Studio
ASP.NET and Web Tools 2015 (RC1 Update 1) 14.1.11120.0
ASP.NET and Web Tools 2015 (RC1 Update 1)
ASP.NET Web Frameworks and Tools 2012.2 4.1.41102.0
For additional information, visit http://go.microsoft.com/fwlink/?LinkID=309563
ASP.NET Web Frameworks and Tools 2013 5.2.30624.0
For additional information, visit http://www.asp.net/
Azure App Service Tools v2.7.1 14.0.11112.0
Azure App Service Tools v2.7.1
Common Azure Tools 1.5
Provides common services for use by Azure Mobile Services and Microsoft Azure Tools.
CreateLayoutWizard 1.0
Create layout wizard.
DevExpress.DeploymentTool 1.0
A useful tool for deploying DevExpress assemblies.
DevExpress.ExpressApp.Design.DynamicPackage 1.0
DevExpress VSIX Package
DevExpress.ExpressApp.DesignPackage 1.0
DevExpress VSIX Package
DevExtreme.Design 15.2.4
DevExtreme Visual Studio integration package
JetBrains ReSharper Ultimate 10.0.2 Build 104.0.20151218.120627
JetBrains ReSharper Ultimate package for Microsoft Visual Studio. For more information about ReSharper Ultimate, visit http://www.jetbrains.com/resharper. Copyright © 2016 JetBrains, Inc.
Microsoft Azure Mobile Services Tools 1.4
Microsoft Azure Mobile Services Tools
NuGet Package Manager 3.3.0
NuGet Package Manager in Visual Studio. For more information about NuGet, visit http://docs.nuget.org/.
Open Command Line 2.0.163
Opens a command line at the root of the project. Support for all consoles such as CMD, PowerShell, Bash etc.
PreEmptive Analytics Visualizer 1.2
Microsoft Visual Studio extension to visualize aggregated summaries from the PreEmptive Analytics product.
SQL Server Data Tools 14.0.50616.0
Microsoft SQL Server Data Tools
TypeScript 1.7.6.0
TypeScript for Microsoft Visual Studio
XtraReports package 1.0
XtraReports package