Visual Studio is waiting for an operation to complete. If you regularly encounter this delay during normal usage please report this problem to Microsoft.

以下解决方法无效

1. 在工具 -->选项---> IntelliTrace---> 将[启用IntelliTrace]勾选按钮去掉就可以了

2.  关闭掉杀毒软件或其它不用的应用软件

3. 如果 windows 或 visual Studio 安装了更新，或第三方插件，请卸载

4. 重置 Visual Studio  ，通过 工具----> 导入和导出设置来完成

5.  如果上面的方法还是不能解决， 修复 Visual Studio , 在安装界面上选择维护模式即可

尝试用下面方法

https://docs.microsoft.com/zh-cn/archive/blogs/willy-peter_schaub/if-you-have-problems-with-tfs-or-visual-studio-flush-the-user-cache-or-not

1. Delete the contents from the following folders
   • C:\Users\<<Your Alias>>\AppData\Local\Microsoft\Team Foundation
   • C:\Users\<<Your Alias>>\AppData\Local\Microsoft\VisualStudio
   • C:\Users\<<Your Alias>>\AppData\Local\Microsoft\VSCommon
2. Go to the Visual Studio IDE folder in command prompt and Run the following command "devenv /resetuserdata" from the Visual Studio IDE folder.
   • Typical location for 64 bit: C:\Program Files (x86)\Microsoft Visual Studio 10.0\Common7\IDE
   • Typical location for 32 bit: C:\Program Files\Microsoft Visual Studio 10.0\Common7\IDE

Microsoft Visual Studio正在等待操作完成

原文：https://www.cnblogs.com/code1992/p/12887698.html