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Base Lightning Component Limitations

With the Build Your Own (LWR) template, you can use most of the components in the Lightning Component Library, but there are limitations.
Unsupported components and events:
  • lightning-dialog
  • lightning-emp-api
  • lightning-file-upload
  • platform-show-toast-event
  • lightningsnapin components
Unsupported features:
  • Opening files, as described in Open Files in the Lightning Web Components Developer Guide
  • Displaying a toast notification, as described in Display Toast Notifications in the Lightning Web Components Developer Guide
  • Using panels or modals
Partially supported features:
  • lightning-input-field
  • Record lookup search

See an example of lightning-messageService in codeSamples/messageService in the code sample files.

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