Where does the bug appear (feature/product)?
Cursor IDE
Describe the Bug
The C# extension provided in the extension marketplace does not Omnisharp selecting .slnx solution files.
.slnx is supported in Visual Studio Code so it would be nice to have parity.
Steps to Reproduce
- Install the C# extension
- From the command palette choose
OmniSharp: Select Project
Expected Behavior
.slnx files in the opened folder should be choosable
Operating System
Windows 10/11
Current Cursor Version (Menu → About Cursor → Copy)
Version: 1.7.39 (user setup)
VSCode Version: 1.99.3
Commit: a9c77ceae65b77ff772d6adfe05f24d8ebcb2790
Date: 2025-10-08T00:33:20.352Z
Electron: 34.5.8
Chromium: 132.0.6834.210
Node.js: 20.19.1
V8: 13.2.152.41-electron.0
OS: Windows_NT x64 10.0.22631
Additional Information
I am working in a specific game engine that generates .slnx files for usage to edit code. The lack of .sinx support requires me to often manually create .sln files to properly use cursor.
Does this stop you from using Cursor
Yes - Cursor is unusable