| Feature | vs_preclean_vs.exe (VSPreClean) | devenv.exe (VSExe) | | :--- | :--- | :--- | | | A pre-installation and forceful uninstallation utility for Visual Studio 2012 RC. | The primary Integrated Development Environment (IDE) for Visual Studio 2012. | | Context of Use | Exclusively used by the Visual Studio 2012 installer/ uninstaller, primarily seen in Release Candidate (RC) versions. | The day-to-day coding, building, debugging, and project management environment for a developer. | | User Interaction | Typically runs silently or in a command line triggered by the main installer. Not intended for direct, routine use. | The main graphical interface (GUI) a developer interacts with to write and manage their software projects. | | Key Capabilities | Prepares the system for installation and performs a deep, forced cleanup of all traces during uninstallation. | Compile and build projects, write and edit code, debug applications, manage solutions, design UIs, and more. | | Scope of Impact | Operates at the system level (copying payloads, cleaning registry entries, forcing package removal). | Operates on the project/solution level ( /Clean switch) or the entire IDE environment. | | Common Command Example | Called indirectly via vs_ultimate.exe /uninstall /force . | devenv MySolution.sln /Clean or simply launching devenv.exe to start the IDE. |
The development lifecycle of 2012–2014 was intense. The pressure to push new software meant that VS 2012 was often active well past midnight. vsprecleanvsexe visual studio 2012 exclusive
It’s worth noting that vsprefixcleanup.exe and vsexe.exe are largely in modern Visual Studio (2017, 2019, 2022). The new VSDiagnostics toolset and dotnet-trace do not rely on global environment variables. | Feature | vs_preclean_vs