problem: unable to generate assets to build and debug

1. Added omnisharp.json file to the root folder with below content:

    { "msbuild": { "useBundledOnly": true } }

2. Select the Command Palette using Ctrl + Shift + P and select the option "OmniSharp: Restart Omnisharp"

3. Using the Command Palette, select the option "NET: Generate Assets for Debug and Build"

4. The launch.json and tasks.json files will be added under the .vscode folder

5. Now you should be able to debug your code