I am facing below issue while adding SPFx package file in App Catalog:

Client side solutions cannot be used in this location.


I am adding package file in "Apps for Testing" library. "Apps for SharePoint" is not visible in Developer site for me.

  • Where are you adding your package file? Are you adding it in "Apps for SharePoint" library? Sep 17, 2019 at 13:53
  • no, i am adding in "Apps for Testing" library. "Apps for SharePoint" is not visible in Developer site for me. Sep 17, 2019 at 13:57

1 Answer 1


You need to add the the SPFx Package file in Global App Catalog and not on the Developer site.

You can follow the below article for step by step guide on How to deploy your SPFx solution in App Catalog.

Deploy the HelloWorld package to app catalog.

Note: If you do not have an app catalog, a SharePoint Online Admin can create one by following the instructions in this guide: Use the App Catalog to make custom business apps available for your SharePoint Online environment.

Similar issue is asked on GitHub, you can refer it for more clarification:

Deployment to Developer Site is not possible: Client Side Solutions cannot be used in this location.


For more information on SharePoint Framework, How to setup App catalog and Developer site in Office 365 tenant a demo webpart creation, please follow articles:

Overview of the SharePoint Framework.

  • Thanks for the information, But in Github link it is mentioned that "The site collection app catalogs are live and available on all tenants" from michel-weber. Sep 17, 2019 at 14:52
  • Yes, In that case you need to create a site collection level app catalog. follow the article: Use the site collection app catalog. Sep 17, 2019 at 14:55

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