bitcoin/doc/release-notes-17578.md

Deprecated or removed RPCs

• RPC getaddressinfo changes:

  • the label field has been deprecated in favor of the labels field and will be removed in 0.21. It can be re-enabled in the interim by launching with -deprecatedrpc=label.

  • the labels behavior of returning an array of JSON objects containing name and purpose key/value pairs has been deprecated in favor of an array of label names and will be removed in 0.21. The previous behavior can be re-enabled in the interim by launching with -deprecatedrpc=labelspurpose.