This SharePoint framework tutorial we will discuss how to solve spfx local workbench not working or spfx local workbench not loading or SharePoint framework Local Workbench is showing empty issue.
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Issue:I see a blank page when I run “gulp serve” in SharePoint framework local workbench!

Possible issues: This is expected behavior in SharePoint framework development and the possible issues would be one of the below.
- nodeJs is corrupted/installed later version than 8.11.4
- NPM is corrupted
Resolution: Most of the times when you run the command “
Note: When you reinstalling the NodeJs ensure that it is successful if not you will see the same issue again.

You may like following SharePoint framework development tutorial:
- [Solved] [spfx-serve] The api entry could not be loaded: node_modules/@microsoft/sp-webpart-workbench/lib/api/ in SharePoint Framework
- [Solved] cannot find module ‘@microsoft/sp-build-web’ SharePoint Framework (spfx)
- Video Tutorial: SharePoint framework tutorial: Set up your development environment and Create web part using SPFx
Hope this helps, happy development in SPFx !!!